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Science Daily: News Articles in Science, Health, Environment Technology

Breaking science news and articles on global warming, extrasolar planets, stem cells, bird flu, autism, nanotechnology, dinosaurs, evolution -- the latest discoveries in astronomy, anthropology, biology, chemistry, climate environment, computers, engineering, health medicine, math, physics, psychology, technology, and more -- from the world's leading universities and research organizations. id=metasummary ScienceDaily -- the Internet's premier science news web site -- brings you the latest discoveries in science, health & medicine, the environment, space, technology, and computers, from the world's leading universities and research institutions. Updated several times a day, Science Daily also offers free search of its archive of more than 80,000 stories, as well as related articles, images, videos, books, and journal references in hundreds of different topics, including astronomy, biology, chemistry, engineering, geology, mathematics, physics, and more.



Location, location, location: Even gut immune response is site-specific  

Researchers are using mini-organs to model the digestive tract in the laboratory. These so-called organoids provide insights into the inflammatory processes that play a role in diseases such Crohn's and ulcerative colitis.

what do you think?

2020-07-06 13:25:10



The sixth sense of animals: An early warning system for earthquakes?  

Continuously observing animals with motion sensors could improve earthquake prediction.

what do you think?

2020-07-06 13:12:12



How the body regulates scar tissue growth after heart attacks  

New research conducted in mice could explain why some people suffer more extensive scarring than others after a heart attack. The study reveals that a protein known as type 5 collagen plays a critical role in regulating the size of scar tissue in the heart.

what do you think?

2020-07-06 13:02:20



Coronary calcium scoring: Personalized preventive care for those most at risk  

An imaging test called coronary calcium scoring can help doctors to make the right recommendation about the use of statin therapy. The test is a 10-minute CT (computed tomography) scan looking for calcium deposits in the arteries supplying blood to the heart. Calcium deposits indicate the presence of coronary plaque, also known as atherosclerosis.

what do you think?

2020-07-06 11:43:14



A new way towards super-fast motion of vortices in superconductors discovered  

An international team of scientists has found a new superconducting system in which magnetic flux quanta can move at velocities of 10-15 km/s. This opens access to investigations of the rich physics of non-equilibrium collective systems and renders a direct-write Nb-C superconductor as a candidate material for single-photon detectors.

what do you think?

2020-07-06 11:03:49



Earth's magnetic field can change 10 times faster than previously thought  

A new study reveals that changes in the direction of the Earth's magnetic field may take place 10 times faster than previously thought.

what do you think?

2020-07-06 10:38:02



Common hypertension medications may reduce colorectal cancer risk  

People who take angiotensin converting enzyme inhibitors (ACE-i) or angiotensin II receptor blockers (ARBs) for conditions such as high blood pressure were less likely to be diagnosed with colorectal cancer after having a normal colonoscopy. This is the first study to show potential benefits on colorectal cancer development from these commonly prescribed hypertension medications, based on a study of more than 185,000 patients.

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2020-07-06 08:50:30



Asthma and allergies more common in teens who stay up late  

Teenagers who prefer to stay up late and wake later in the morning are more likely to suffer with asthma and allergies compared to those who sleep and wake earlier, according to a new study.

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2020-07-06 08:26:25



Pioneering brain haemorrhage treatment reduces long-term disability in premature babies  

Premature babies with serious brain haemorrhage treated with a 'brain washing' technique were twice as likely to survive without severe learning disability when compared with infants given standard treatment.

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2020-07-06 05:08:38



Injections much safer when nurses use revamped guidelines  

Injections are two-and-a-half times safer when nurses use revamped guidelines.

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2020-07-06 03:48:30



High-order synthetic dimensions in waveguide photonic lattices  

Scientists have recently shown that a multitude of high-dimensional synthetic lattices naturally emerge in (abstract) photon-number space when a multiport photonic lattice is excited by N indistinguishable photons.

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2020-07-06 03:05:49



Harmful microbes found on sewer pipe walls  

Can antibiotic-resistant bacteria escape from sewers into waterways and cause a disease outbreak? A new study examined the microbe-laden ''biofilms'' that cling to sewer walls, and even built a simulated sewer to study the germs that survive within.

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2020-07-06 02:54:20



Heatwave trends accelerate worldwide  

The first comprehensive worldwide assessment of heatwaves down to regional levels has revealed that in nearly every part of the world heatwaves have been increasing in frequency and duration since the 1950's. The research has also produced a new metric, cumulative heat, which reveals exactly how much heat is packed into individual heatwaves and heatwave seasons. As expected, that number is also on the rise.

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2020-07-06 02:03:50



Owner behavior affects effort and accuracy in dogs' communications  

Researchers have found that dogs adapt their communicative strategies to their environment and that owner behavior influences communicative effort and success. Experimental results found no evidence that dogs rely on communication history or follow the principle of least effort and suggest that owner behavior has a bigger impact on canine communication than previously thought.

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2020-07-06 01:49:55



New breakthrough in 'spintronics' could boost high speed data technology  

Scientists have made a pivotal breakthrough in the important, emerging field of spintronics -- which could lead to a new high speed energy efficient data technology.

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2020-07-06 01:32:40



'Biologically relevant' levels of a fertility hormone are detected in human hair samples  

The prospect of a non-invasive test of ovarian reserve is a little closer following results from a study showing that measurement of a fertility hormone can be accurately taken from a sample of human hair.

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2020-07-05 17:10:29



Getting a grasp on India's malaria burden  

A new approach could illuminate a critical stage in the life cycle of one of the most common malaria parasites.

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2020-07-05 07:26:15



Does DNA in the water tell us how many fish are there?  

Researchers have developed a new non-invasive method to count individual fish by measuring the concentration of environmental DNA in the water, which could be applied for quantitative monitoring of aquatic ecosystems.

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2020-07-03 18:45:20



New light-based method for faster and 'green' production of building blocks for medicines  

Researchers have developed a new method to convert gaseous, low-weight hydrocarbons into more complex molecules by illuminating the hydrocarbons with light in the presence of a suitable catalyst.

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2020-07-03 17:18:01



First evidence of snake-like venom glands found in amphibians  

Caecilians are limbless amphibians that can be easily mistaken for snakes. Though caecilians are only distantly related to their reptilian cousins, researchers describe specialized glands found along the teeth of the ringed caecilian (Siphonops annulatus), which have the same biological origin and possibly similar function to the venom glands of snakes. As such, caecilians may represent the oldest land-dwelling vertebrate animal with oral venom glands.

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2020-07-03 16:49:58



Anaplasmosis bacterium tinkers with tick's gene expression to spread to new hosts  

For the first time, scientists have shown that the bacterium that causes the tick-borne disease anaplasmosis interferes with tick gene expression for its survival inside cells and to spread to a new vertebrate host.

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2020-07-03 16:36:49



How the body fights off urinary tract infections  

Some people are better protected than others against urinary tract infections. This may be because their bodies produce more of a protein called uromodulin. An interdisciplinary research team has now found out exactly how this helper protein brings relief when nature calls and how this knowledge might benefit the treatment and prevention of these painful inflammations.

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2020-07-03 13:03:26



Towards lasers powerful enough to investigate a new kind of physics  

Researchers have demonstrated an innovative technique for increasing the intensity of lasers. This approach, based on the compression of light pulses, would make it possible to reach a threshold intensity for a new type of physics that has never been explored before: quantum electrodynamics phenomena.

what do you think?

2020-07-03 11:05:54



Stretching your legs may help prevent diseases such as heart diseases and diabetes  

New research shows that 12 weeks of easy-to-administer passive stretching helps improve blood flow by making it easier for your arteries to dilate and decreasing their stiffness.

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2020-07-03 09:54:33



Scientific 'red flag' reveals new clues about our galaxy  

By determining how much energy permeates the center of the Milky Way, researchers have moved closer to understanding the power behind our galaxy.

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2020-07-03 09:09:27



Moss protein corrects genetic defects of other plants  

Almost all land plants employ an army of molecular editors who correct errors in their genetic information. Researchers have now transferred one of these proofreaders from the moss Physcomitrium patens (previously known as Physcomitrella patens) into a flowering plant. Surprisingly, it performs its work there as reliably as in the moss itself.

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2020-07-03 07:30:57



New method measures temperature within 3D objects  

Engineers have made it possible to remotely determine the temperature beneath the surface of certain materials using a new technique they call depth thermography. The method may be useful in applications where traditional temperature probes won't work, like monitoring semiconductor performance or next-generation nuclear reactors.

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2020-07-03 07:04:22



Implicit bias against women: Men more likely than women to be seen as brilliant  

Men are more likely than are women to be seen as ''brilliant,'' finds a new study measuring global perceptions linked to gender. The work concludes that these stereotyped views are an instance of implicit bias, revealing automatic associations that people cannot, or at least do not, report holding when asked directly.

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2020-07-03 06:34:29



Early marriage may lead to unsafe drinking behavior by those with higher genetic risk  

Getting married early in life may increase the risk of problematic drinking behavior among people who are genetically predisposed to drink more.

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2020-07-03 05:49:06



Why are the offspring of older mothers less fit to live long and prosper?  

In a new study in rotifers (microscopic invertebrates), scientists tested the evolutionary fitness of older-mother offspring in several real and simulated environments, including laboratory culture, under threat of predation in the wild, or with reduced food supply. They confirmed that this effect of older maternal age, called maternal effect senescence, does reduce evolutionary fitness of the offspring in all environments, primarily through reduced fertility during their peak reproductive perio

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2020-07-03 03:17:48



Controlled human infection models and SARS-CoV-2 vaccine development  

Infecting volunteers with COVID-19 may provide valuable insights for future rounds of vaccine testing, but would require very strict controls and is unlikely to advance the current slate of vaccines in advanced development, argues a group of infectious disease experts. Though model development would be laborious, it could ultimately be advantageous, allowing researchers to answer a broader range of questions about both the virus and vaccines designed to prevent it during later rounds of testing.

what do you think?

2020-07-03 03:08:10



Patients may be exposed to hormone-disrupting chemicals in medication, medical supplies  

Health care providers may unintentionally expose patients to endocrine- disrupting chemicals (EDCs) by prescribing certain medications and using medical supplies, according to a new perspective.

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2020-07-03 02:30:16



Charcoal a weapon to fight superoxide-induced disease, injury  

Artificial enzymes made of treated charcoal could have the power to curtail damaging levels of superoxides, toxic radical oxygen ions that appear at high concentrations after an injury.

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2020-07-03 01:49:47



New candidate for raw material synthesis through gene transfer  

Cyanobacteria hardly need any nutrients and use the energy of sunlight. Bathers are familiar with these microorganisms as they often occur in waters. A group of researchers has discovered that the multicellular species Phormidium lacuna can be genetically modified by natural transformation and could thus produce substances such as ethanol or hydrogen.

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2020-07-03 01:40:10



Scientists reveal why tummy bugs are so good at swimming through your gut  

Researchers have solved the mystery of why a species of bacteria that causes food poisoning can swim faster in stickier liquids, such as within guts.

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2020-07-03 01:14:57



Understanding the circadian clocks of individual cells  

Scientists outline how individual cells maintain their internal clocks, driven both through heritable and random means. These findings help explain how organisms' circadian clocks maintain flexibility and could offer insights into aging and cancer.

what do you think?

2020-07-03 01:09:34



Research reflects how AI sees through the looking glass  

Intrigued by how reflection changes images in subtle and not-so-subtle ways, a team of researchers used artificial intelligence to investigate what sets originals apart from their reflections. Their algorithms learned to pick up on unexpected clues such as hair parts, gaze direction and, surprisingly, beards - findings with implications for training machine learning models and detecting faked images.

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2020-07-02 20:31:48



Rising water temperatures could endanger the mating of many fish species  

In a new meta-study, experts have published ground-breaking findings on the effects of climate change for fish stock around the globe.

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2020-07-02 19:44:01



Sniffing out smell: How the brain organizes information about odors  

Neuroscientists describe for the first time how relationships between different odors are encoded in the brain. The findings suggest a mechanism that may explain why individuals have common but highly personalized experiences with smell, and inform efforts better understand how the brain transforms information about odor chemistry into the perception of smell.

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2020-07-02 19:22:11



Thermophones offer new route to radically simplify array design, research shows  

Scientists have pioneered a new technique to produce arrays of sound produced entirely by heat.

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2020-07-02 18:35:25



Crystal structure discovered almost 200 years ago could hold key to solar cell revolution  

Solar energy researchers are shining their scientific spotlight on materials with a crystal structure discovered nearly two centuries ago.

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2020-07-02 17:33:26



Grassroots dog vaccinations can help stop rabies, but not alone  

While scientists are trying to find a vaccine for COVID-19, the rabies virus continues to kill 59,000 people every year. But unlike COVID, a vaccine has existed for more than a century. Vaccinating dogs can stop the spread to humans, but systemic challenges make that easier said that done. In a new study, scientists where grassroots campaigns to stop rabies work -- and where they need to be coupled with large-scale efforts.

what do you think?

2020-07-02 17:19:15



To listen is to survive: Unravelling how plants process information  

Researchers mapped the signaling network in plants and discovered novel insights about how plants process information about their environment. This gives new potential to strategies to protect crops and help them thrive in the time of increasing droughts.

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2020-07-02 17:15:55



Tiny mineral particles are better vehicles for promising gene therapy  

Researchers have developed a safer and more efficient way to deliver a promising new method for treating cancer and liver disorders and for vaccination.

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2020-07-02 17:09:27



Study supports link between COVID-19 and 'COVID Toes'  

A new study provides evidence supporting a link between 'COVID toes' -- red sores or lesions on the feet and hands in children and young adults -- and COVID-19.

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2020-07-02 15:02:57



Algae as living biocatalysts for a green industry  

Many substances that we use every day only work in the right 3D structure. Natural enzymes could produce these in an environmentally friendly way - if they didn't need a co-substrate that is expensive to produce to date. A research team has now discovered exactly the necessary enzymes in unicellular green algae.

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2020-07-02 14:24:06



Blood tests can predict the risk of liver cirrhosis  

Repeated measurements of the biomarker FIB-4 in the blood every few years can predict the risk of developing severe liver disease, according to a new study. The risk of liver cirrhosis increases if the levels of this biomarker rise between two testing occasions.

what do you think?

2020-07-02 13:37:07



Flexible material shows potential for use in fabrics to heat, cool  

A new study finds that a material made of carbon nanotubes has a combination of thermal, electrical and physical properties that make it an appealing candidate for next-generation smart fabrics.

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2020-07-02 13:31:43



Tests of hearing can reveal HIV's effects on the brain  

New findings are shedding further light on how the brain's auditory system may provide a window into how the brain is affected by HIV.

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2020-07-02 13:11:07



Materials scientists drill down to vulnerabilities involved in human tooth decay  

Researchers have cracked one of the secrets of tooth decay. The materials scientists are the first to identify a small number of impurity atoms in human enamel that may contribute to the material's strength but also make it more soluble. They also are the first to determine the spatial distribution of the impurities with atomic-scale resolution. The discovery could lead to a better understanding of human tooth decay as well as genetic conditions that affect enamel formation.

what do you think?

2020-07-02 12:19:57



Twenty-year study tracks a sparrow song that went 'viral  

With the help of citizen scientists, researchers have tracked how one rare sparrow song went ''viral'' across Canada, traveling over 3,000 kilometers between 2000 and 2019 and wiping out a historic song ending. The study reports that white-throated sparrows from British Columbia to Ontario have ditched their traditional three-note-ending song in favor of a unique two-note-ending variant -- although researchers don't know what made the new song so compelling.

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2020-07-02 12:11:14



New technique in which drugs make bacteria glow could help fight antibiotic resistance  

A new technique could help reduce antibiotic prescribing by predicting which drugs could be effective in fighting bacteria within minutes.

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2020-07-02 11:45:14



New system combines smartphone videos to create 4D visualizations  

Researchers have demonstrated that they can combine iPhone videos shot 'in the wild' by separate cameras to create 4D visualizations that allow viewers to watch action from various angles, or even erase people or objects that temporarily block sight lines.

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2020-07-02 11:34:29



Carbon-loving materials designed to reduce industrial emissions  

Researchers are advancing gas membrane materials to expand practical technology options for reducing industrial carbon emissions.

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2020-07-02 10:55:16



In mouse study, black raspberries show promise for reducing skin inflammation  

In a study done with mice, researchers found that a diet high in black raspberries reduced inflammation from contact hypersensitivity -- a condition that causes redness and inflammation in the skin.

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2020-07-02 09:06:26



Energy-saving servers: Data storage 2.0  

A research team has developed a technique that will potentially halve the energy required to write data to servers and make it easier to construct complex server architectures.

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2020-07-02 08:50:29



Prospective teachers misperceive Black children as angry  

New research finds that prospective teachers appear more likely to misperceive Black children as angry than white children, which may undermine the education of Black youth.

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2020-07-02 08:34:45



Hot flushes and night sweats linked to 70% increase in cardiovascular disease  

New research has found that women who have hot flushes and night sweats after menopause are 70 per cent more likely to have heart attacks, angina and strokes.

what do you think?

2020-07-02 08:18:41



Spintronics: Faster data processing through ultrashort electric pulses  

Physicists have developed a simple concept that could improve significantly magnetic-based data processing. Using ultrashort electric pulses in the terahertz range, data can be written, read and erased very quickly. This would make data processing faster, more compact and energy efficient. The researchers confirmed their theory by running complex simulations.

what do you think?

2020-07-02 08:16:28



New sequencing technology will help scientists decipher disease mechanisms  

New technologies capable of sequencing single molecules in fine detail will help scientists better understand the mechanisms of rare nucleotides thought to play an important role in the progression of some diseases.

what do you think?

2020-07-02 08:07:53



The lightest shielding material in the world  

Researchers have succeeded in applying aerogels to microelectronics: Aerogels based on cellulose nanofibers can effectively shield electromagnetic radiation over a wide frequency range - and they are unrivaled in terms of weight.

what do you think?

2020-07-02 07:34:16



Marijuana use while pregnant boosts risk of children's sleep problems  

As many as 7% of moms-to-be use marijuana while pregnant, and that number is rising fast as more use it to quell morning sickness. But new research suggests such use could have a lasting impact on the fetal brain, influencing children's sleep for as much as a decade.

what do you think?

2020-07-02 07:31:41



In the Arctic, spring snowmelt triggers fresh CO2 production  

Studies have shown the Arctic is warming roughly twice as fast as the rest of the world, and its soil holds twice the amount of carbon dioxide as the atmosphere. New research finds that water from spring snowmelt infiltrates the soil and triggers fresh carbon dioxide production at higher rates than previously assumed.

what do you think?

2020-07-02 07:14:37



Giant leap in diagnosing liver disease  

Scientists have created a novel microbiome-based diagnostic tool that, with the accuracy of the best physicians, quickly and inexpensively identifies liver fibrosis and cirrhosis over 90 percent of the time in human patients. The non-invasive method relies on an algorithm to analyze patient stool samples -- which contains traces of what lives in the gut -- and could lead to improved patient care and treatment outcomes for liver disease.

what do you think?

2020-07-02 06:42:17



Newer variant of COVID-19-causing virus dominates global infections  

New research shows that a specific change in the SARS-CoV-2 coronavirus virus genome, previously associated with increased viral transmission and the spread of COVID-19, is more infectious in cell culture.

what do you think?

2020-07-02 06:41:34



Long-term culture of human pancreatic slices reveals regeneration of beta cells  

Scientists have developed a method allowing for the long-term culture of 'pancreatic slices' to study the regeneration of the human pancreas in real time.

what do you think?

2020-07-02 06:37:45



Mystery of subterranean stoneflies unlocked  

Researchers may have unlocked a mystery surrounding unique aquatic insects in the Flathead watershed.

what do you think?

2020-07-02 06:25:44



Typhoon changed earthquake patterns  

Intensive erosion can temporarily change the earthquake activity (seismicity) of a region significantly.

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2020-07-02 06:09:51



Infant sleep problems can signal mental disorders in adolescents  

Specific sleep problems among babies and very young children can be linked to mental disorders in adolescents, a new study has found.

what do you think?

2020-07-02 06:04:27



Climate change threat to tropical plants  

Half of the world's tropical plant species may struggle to germinate by 2070 because of global warming, a new study predicts.

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2020-07-02 05:59:49



Unprecedented ground-based discovery of 2 strongly interacting exoplanets  

Several interacting exoplanets have already been spotted by satellites. But a new breakthrough has been achieved with, for the first time, the detection directly from the ground of an extrasolar system of this type. Astronomers have discovered an unusual planetary system, dubbed WASP-148.

what do you think?

2020-07-02 05:51:38



Treatments tested for invasive pest on allium crops  

Researchers field-tested 14 active ingredients in insecticides, applied in a variety of methods, to understand the best treatment options against the Allium leafminer, a growing threat to onions, garlic and leeks.

what do you think?

2020-07-02 05:44:45



Marine algae from the Kiel Fjord discovered as a remedy against infections and skin cancer  

Using state-of-the-art approaches coupled with bio- and cheminformatics and machine learning, researchers have succeeded in discovering new, bioactive components of the Baltic Sea Baltic Sea seaweed Fucus vesiculosus and its fungal symbiont against infectious bacteria or skin cancer.

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2020-07-02 05:37:10



Level of media coverage for scientific research linked to number of citations  

An analysis of over 800 academic research papers on physical health and exercise suggests that the level of popular media coverage for a given paper is strongly linked to the attention it receives within the scientific community.

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2020-07-02 05:17:27



Study confirms ultra music festival likely stressful to fish  

A new study found that the Ultra Music Festival was likely stressful to toadfish.

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2020-07-02 04:09:56



Ion conducting polymer crucial to improving neuromorphic devices  

''Neuromorphic'' refers to mimicking the behavior of brain neural cells. When one speaks of neuromorphic computers, they are talking about making computers think and process more like human brains-operating at high-speed with low energy consumption.

what do you think?

2020-07-02 03:23:22



Smart structures: Structural cells of the body control immune function  

Researchers analyzed the epigenetic and transcriptional regulation in structural cells. They found widespread activity of immune genes, suggesting that structural cells are deeply involved in the body's response to pathogens. Moreover, the study uncovered an epigenetic potential that pre-programs structural cells to engage in the immune response against pathogens. These findings highlight an underappreciated part of the immune system and open up an exciting area for research and future therapies

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2020-07-02 02:06:13



How old is your dog in human years? New method better than 'multiply by 7'  

How old is your tail-wagging bundle of joy in human years? According to the well-known ''rule of paw,'' one dog year is the equivalent of 7 years. Now scientists say it's wrong. Dogs are much older than we think, and researchers devised a more accurate formula to calculate a dog's age based on the chemical changes in the DNA as organisms grow old.

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2020-07-02 02:04:05



Arctic plants may not provide predicted carbon sequestration potential  

The environmental benefits of taller, shrubbier tundra plants in the Arctic may be overstated, according to new research.

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2020-07-02 01:51:15



Apgar score effective in assessing health of preterm infants  

The vitality of preterm infants should be assessed with an Apgar score, a tool used to measure the health of newborns immediately after birth. That is the conclusion by researchers who in a large observational study examined the value of Apgar scores for preterm infants.

what do you think?

2020-07-02 01:44:26



Stellar fireworks celebrate birth of giant cluster  

Astronomers created a stunning new image showing celestial fireworks in star cluster G286.21+0.17.

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2020-07-02 01:06:19



Why do arteries age? Study explores link to gut bacteria, diet  

Eat a slab of steak and your resident gut bacteria get to work immediately to break it down. But new research shows that a metabolic byproduct, called TMAO, produced in the process can be harmful to the lining of arteries, making them age faster.

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2020-07-01 21:47:57



Jellyfish-inspired soft robots can outswim their natural counterparts  

Engineering researchers have developed soft robots inspired by jellyfish that can outswim their real-life counterparts. More practically, the new jellyfish-bots highlight a technique that uses pre-stressed polymers to make soft robots more powerful.

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2020-07-01 21:04:23



Coordinating complex behaviors between hundreds of robots  

Researchers propose a new approach to finding an optimal solution for controlling large numbers of robots collaboratively completing a set of complex linear temporal logic commands called STyLuS*, for large-Scale optimal Temporal Logic Synthesis, that can solve problems massively larger than what current algorithms can handle, with hundreds of robots, tens of thousands of rooms and highly complex tasks, in a small fraction of the time.

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2020-07-01 20:15:26



Toward principles of gene regulation in multicellular systems?  

Quantitative biologists ombine precision measurements and mathematical models to uncover a common mechanism regulating gene expression during development.

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2020-07-01 19:15:38



Influence of insect and microalgae feeds on meat quality  

Worldwide there is growing demand for animal products for human nutrition, despite the popularity of plant-based diets. This means more feed is needed for animals. Future feedstuffs will need to be produced without exacerbating deforestation. Insects and microalgae are up-and-coming sectors to meet protein demands for humans and animals. Therefore, researchers nvestigated whether these alternative protein sources alter meat quality.

what do you think?

2020-07-01 16:30:21



Beacon from the early universe  

Often described as cosmic lighthouses, quasars are luminous beacons that can be observed at the outskirts of the Universe, providing a rich topic of study for astronomers and cosmologists. Now scientists have announced the discovery of the second-most distant quasar ever found, at more than 13 billion lightyears from Earth.

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2020-07-01 16:08:29



A binary star as a cosmic particle accelerator  

Scientists have identified the binary star Eta Carinae as a new kind of source for very high-energy (VHE) cosmic gamma-radiation. Eta Carinae is located 7500 lightyears away in the constellation Carina in the Southern Sky and, based on the data collected, emits gamma rays with energies up to 400 gigaelectronvolts (GeV), some 100 billion times more than the energy of visible light.

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2020-07-01 14:31:41



Material research: New chemistry for ultra-thin gas sensors  

The application of zinc oxide layers in industry is manifold and ranges from the protection of degradable goods to the detection of toxic nitrogen oxide gas. Such layers can be deposited by atomic layer deposition (ALD) which employs typically chemical compounds, or simply precursors, which ignite immediately upon contact with air, i.e. are highly pyrophoric.

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2020-07-01 13:58:59



Different tracks, same dinosaurs: Researchers dig deeper into dinosaur movements  

Using X-ray-based technology, researchers uncover shared subsurface movement patterns between birds and dinosaurs, adding a new dimension of fossil track diversity.

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2020-07-01 12:41:42



Fever-associated seizures after vaccination do not affect development, behavior  

Now a new study has found there is no difference in developmental and behavioral outcomes for children who have febrile seizures after vaccination, children who have febrile seizures not associated with vaccination and children who have never had a seizure.

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2020-07-01 12:21:10



Study: 35 percent of excess deaths in pandemic's early months tied to causes other than COVID-19  

Since COVID-19's spread to the United States earlier this year, death rates in the U.S. have risen significantly. But deaths attributed to COVID-19 only account for about two-thirds of the increase in March and April, according to a new study.

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2020-07-01 10:53:03



First exposed planetary core discovered allows glimpse inside other worlds  

The surviving core of a gas giant has been discovered orbiting a distant star, offering an unprecedented glimpse into the interior of a planet.

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2020-07-01 10:50:55



Why memory-forming neurons are vulnerable to Alzheimer's  

Scientists have used advanced technology to 'micro-dissect' the first brain cells to perish in Alzheimer's disease. The result is a short list of genes that could represent new drug targets.

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2020-07-01 10:23:33



A shake-up in cell culturing: Flame sterilization may affect the culture  

Researchers have found that flame-sterilizing shake-flasks, to avoid introducing microbial contaminants, considerably increases the carbon dioxide concentration in the flasks. This enhanced carbon dioxide concentration affects the growth of some microbial species, which may affect the quantity of vaccines or other valuable substances produced by the microbes.

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2020-07-01 10:19:16



Alarming long-term effects of insecticides weaken ant colonies  

Scientists have shown how even low doses of neonicotinoid insecticides, as they may realistically occur in contaminated soils, adversely affect the development of black garden ants (Lasius niger). This study highlights the need to overthink current deployment and management of chemical pest control for more sustainable agriculture.

what do you think?

2020-07-01 10:15:49



School absenteeism has surprising consequences for adults  

Kids who miss a lot of school from kindergarten to eighth grade may suffer unexpected costs as young adults, a new study finds. Researchers found that those who were more regularly absent in these early years of school were less likely to vote, reported having greater economic difficulties and had poorer educational outcomes when they were 22 to 23 years old.

what do you think?

2020-07-01 10:11:38



Hidden sources of mysterious cosmic neutrinos seen on Earth  

A new model points to the coronoe of supermassive black holes at the cores of active galaxies to help explain the excess neutrinos observed by the IceCube Neutrino Observatory.

what do you think?

2020-07-01 09:22:52



Exercise can slow or prevent vision loss, study finds  

Exercise can slow or prevent the development of macular degeneration and may benefit other common causes of vision loss, such as glaucoma and diabetic retinopathy, new research suggests.

what do you think?

2020-07-01 09:12:42



Scientists use a Teflon pipe to make a cheap, simple reactor for silica particle synthesis  

The synthesis of silica particles, used in bioimaging and drug delivery, could become considerably cheaper and more efficient by adopting a new flow synthesis method which involves a spiral channel and simple Teflon pipe to promote the rapid mixing of precursor fluids.

what do you think?

2020-07-01 08:58:49






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