Last update Dracula ants possess fastest known animal appendage: The snap-jaw, 5 hours ago
Move over, trap-jaw ants and mantis shrimp: There's a faster appendage in town. According to a new study, the Dracula ant, Mystrium camillae, can snap its mandibles at speeds of up to 90 meters per second (more than 200 mph), ...
In a recent study published in Science Advances, materials scientists Julie A. Jackson and colleagues presented a new class of materials architecture called field-responsive mechanical metamaterials (FRMM). The FRMMs exhibit ...
About 2.6 million years ago, an oddly bright light arrived in the prehistoric sky and lingered there for weeks or months. It was a supernova some 150 light years away from Earth. Within a few hundred years, long after the ...
Researchers at the University of Texas at Arlington have recently explored the use of machine learning for emotion recognition based solely on paralinguistic information. Paralinguistics are aspects of spoken communication ...
New "classification models" sense how well humans trust intelligent machines they collaborate with, a step toward improving the quality of interactions and teamwork.
Research investigating how the brain responds to visual patterns in people with autism has shown that sensory responses change between childhood and adulthood.
Home energy storage systems might save you money, but under current policies, they would also often increase carbon emissions. That is the conclusion reached by a team of researchers at the University of California San Diego ...
MIT engineers have built a device that soaks up enough heat from the sun to boil water and produce "superheated" steam hotter than 100 degrees Celsius, without any expensive optics.
USC scientists report that a novel time-keeping mechanism within liver cells that helps sustain key organ tasks can contribute to diseases when its natural rhythm is disrupted.
A team of researchers with members affiliated with several institutions in Germany has found evidence that suggests two species of hominins from the Early Pleistocene ate a generalized diet. In their paper published in Proceedings ...
For scientists wrestling with problems as diverse as containing superhot plasma in a fusion reactor, improving the accuracy of weather forecasts, or probing the unexplained dynamics of a distant galaxy, turbulence-spawning ...
How atoms arrange themselves at the smallest scale was thought to follow a 'drum-skin' rule, but mathematicians have now found a simpler solution.
Russian cosmonauts began a spacewalk Tuesday to examine a mystery hole in a Soyuz spacecraft docked on the International Space Station that a Moscow official suggested could have been deliberate sabotage.
A team of researchers from Israel, the U.S. and the U.K. has found that using neurofeedback could prevent soldiers from experiencing PTSD after engaging in emotionally difficult situations. In their paper published in the ...
Global warming is heating the Arctic at a record pace, driving broad environmental changes across the planet, including extreme storms in the United States and Europe, a major US scientific report said Tuesday.
A terahertz laser designed by MIT researchers is the first to reach three key performance goals at once—high constant power, tight beam pattern, and broad electric frequency tuning—and could thus be valuable for a wide ...
Research in recent years has linked a person's physical or social environment to their well-being. Stress wears down the body and compromises the immune system, leaving a person more vulnerable to illnesses and other conditions. ...
Most people have heard about antibiotic-resistant germs. But how about antibiotic-resistant dust?
The names may vary—medicine man, witch doctor, holy man, prophet—but the notion of the shaman, someone who uses trance to commune with the supernatural and effect real-world change, is one that crosses virtually all cultural ...
Seventy percent of the current infrastructure in the Arctic has a high potential to be affected by thawing permafrost in the next 30 years. Even meeting the climate change targets of the Paris Agreement will not substantially ...
During an ischemic attack, the heart is temporarily robbed of its blood supply. The aftermath is devastating: reduced heart contractility, heart cell death, and heart failure. Contributing to these detrimental changes is ...
A new computational model developed by researchers from The City College of New York and Yale gives a clearer picture of the structure and mechanics of soft, shape-changing cells that could provide a better understanding ...
Workplace exposure to metals and pesticides is linked to a heightened risk of heart disease in Hispanic and Latino workers, reveals research published online in the journal Heart.
Scientists who recently identified the molecular start of Alzheimer's disease have used that finding to determine that it should be possible to forecast which type of dementia will develop over time—a form of personalized ...
Investigators from Brigham and Women's Hospital are developing an automated, low-cost tool to predict a woman's ovulation and aid in family planning. Capitalizing on advancements in several areas, including microfluidics, ...
For the first time, researchers have fabricated light-guiding structures known as waveguides just over one micron wide in a clear silicone commonly used for biomedical applications. The tiny, flexible waveguides can be used ...
For the first time, researchers have identified that an immune cell subset called gamma delta T cells that may be causing and/or perpetuating the systemic inflammation found in normal aging in the general geriatric population ...
Scientists at the Peter Munk Cardiac Centre have identified the type of cell key to helping the heart repair and potentially regenerate following a heart attack.
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The US government on Tuesday unveiled a plan to roll back clean water rules protecting the nation's waterways and wetlands, fulfilling a pledge from President Donald Trump to farmers and supporters who view environmental ...
Ministers from nations imperilled by rising seas and temperatures on Tuesday called for drastic action at UN climate talks deadlocked over a refusal by big polluters to embrace landmark environmental data.
Scientists are seeing surprising melting in Earth's polar regions at times they don't expect, like winter, and in places they don't expect, like eastern Antarctica.
Spacewalking astronauts ripped through thick insulation on a capsule docked to the International Space Station on Tuesday, looking for clues to a mysterious drilled hole that leaked precious cabin air four months ago.
Egypt has warned it will take legal action against Apple if the US tech giant fails to remove alleged "restrictions" on local distributors within 60 days.
Assigning chores to children equally, giving them unsupervised freedom outdoors, and providing good career role models would help address workplace gender inequality, according to University of Queensland research.
Google chief executive Sundar Pichai parried US lawmakers Tuesday over complaints of political bias and intrusive data collection as the internet giant came under heavy criticism from conservatives.
Verizon announced Tuesday that it will slash $4.6 billion in value from assets purchased from Yahoo because of disappointing performance.
If you have a smartphone, it probably is a significant part of your life, storing appointments and destinations as well as being central to your communications with friends, loved ones and co-workers. Research and investigative ...
Hypoxic dead zones, which occur when dissolved oxygen levels in water drop so low that fish and other aquatic animals living there suffocate, are well-documented problems in many coastal waters.
Using data gleaned from historical reports, researchers have now identified the sources of some of the most destructive Indonesian earthquakes in Java, Bali and Nusa Tenggara, using these data to independently test how well ...
Why do we age? Despite more than a century of research (and a vast industry of youth-promising products), what causes our cells and organs to deteriorate with age is still unknown.
The 2016 Iniskin earthquake (magnitude 7.1) that shook Anchorage, Alaska, was captured by the seismometers of the EarthScope Transportable Array. This data is helping Geoff Abers, a professor at Cornell University's Department ...
For men newly diagnosed with prostate cancer or patients previously treated, the risk of metastasis is a crucial determinant of whether to choose conservative management or undergo further treatment. For prostate as well ...
Pseudoachondroplasia (PSACH) is a severe inherited dwarfing condition characterized by disproportionate short stature, joint laxity, pain, and early onset osteoarthritis. In PSACH, a genetic mutation leads to abnormal retention ...
A bigger share of U.S. drug overdose deaths are being caused by methamphetamine, government health officials reported.
Research investigating how the brain responds to visual patterns in people with autism has shown that sensory responses change between childhood and adulthood.
USC scientists report that a novel time-keeping mechanism within liver cells that helps sustain key organ tasks can contribute to diseases when its natural rhythm is disrupted.
Research in recent years has linked a person's physical or social environment to their well-being. Stress wears down the body and compromises the immune system, leaving a person more vulnerable to illnesses and other conditions. ...
During an ischemic attack, the heart is temporarily robbed of its blood supply. The aftermath is devastating: reduced heart contractility, heart cell death, and heart failure. Contributing to these detrimental changes is ...
Workplace exposure to metals and pesticides is linked to a heightened risk of heart disease in Hispanic and Latino workers, reveals research published online in the journal Heart.
Scientists who recently identified the molecular start of Alzheimer's disease have used that finding to determine that it should be possible to forecast which type of dementia will develop over time—a form of personalized ...
For the first time, researchers have identified that an immune cell subset called gamma delta T cells that may be causing and/or perpetuating the systemic inflammation found in normal aging in the general geriatric population ...
Scientists at the Peter Munk Cardiac Centre have identified the type of cell key to helping the heart repair and potentially regenerate following a heart attack.
Atrial fibrillation (Afib), a heart condition that causes a rapid, irregular heartbeat that increases a person's risk of stroke and heart failure, is fairly common among older adults. However, its early onset form is relatively ...
According to some estimates, up to one in three people around the world may experience severe anxiety in their lifetime. In a study described today in Cell Reports, researchers at the Weizmann Institute of Science have revealed ...
Whether it's the pleasant experience of returning to one's childhood home over the holidays or the unease of revisiting a site that proved unpleasant, we often find that when we return to a context where an episode first ...
The apparent simplicity of picking up a cup of coffee or turning a doorknob belies the complex sequence of calculations and processes that the brain must undergo to identify the location of an item in space, move the arm ...
Here's a new negotiating tactic: enjoy a family-style meal with your counterpart before making your opening bid.
A molecular pathway that's frequently mutated in many different forms of cancer becomes active when cells push parts of their membranes outward into bulging protrusions, Johns Hopkins researchers report in a new study. The ...
If you are wondering how long you personally are willing to stand in line to buy that hot new holiday gift, scientists at Johns Hopkins Medicine say the answer may be found in the biological rules governing how animals typically ...
Researchers have found that incidence of heart failure was around two-fold higher in people with diabetes.
A team of researchers from Israel, the U.S. and the U.K. has found that using neurofeedback could prevent soldiers from experiencing PTSD after engaging in emotionally difficult situations. In their paper published in the ...
Millions of people in the United States alone have submitted their DNA for analysis and received information that not only predicts their risk for disease but, it turns out, in some cases might also have influenced that risk, ...
A new study found that, between the ages of 45 and 74 years, white women were less likely to have a stroke than white men, but at age 75 and older, there was no difference in stroke risk between white women and men. In contrast, ...
We live in an age of information. In theory, we can learn everything about anyone or anything at the touch of a button. All this information should allow us to make super-informed, data-driven decisions all the time.
Scientists have identified and modelled a distinct biology for paediatric acute myeloid leukaemia, one of the major causes of death in children.
Scientists at the University of York have developed a new technique that uses light to understand how cells communicate in human disease.
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Pesticide regulations designed to protect honeybees fail to account for potential health threats posed by agrochemicals to the full diversity of bee species that are even more important pollinators of food crops and other ...
Currently only around 2% of the UK's Early Years Education (EYE) workforce are male—a figure that has remained stubbornly resistant to change for several decades.
Max Mikel-Stites and Anne Staples were searching for a sequel.
Small, local patches of habitat could be playing a much bigger role in conserving biodiversity than you think, according to new research.
Artificial neurons for deeply intelligent machines – this is the new artificial intelligence (AI) revolution, led by Geoffrey Hinton and his team since 2012. That year, Hinton, an expert in cognitive science at the University ...
The world's primary archive of tree ring data, which holds more than 52 million cost-free records spanning 8,000 years of history, has gotten a makeover by scientists from four countries committed to making science more accessible.
McDonald's announced a plan on Tuesday for a phased reduction of antibiotics in beef, expanding a health-oriented reform to a new meat source other than chicken.
Less than three months into its mission, NASA's Ice, Cloud and land Elevation Satellite-2, or ICESat-2, is already exceeding scientists' expectations. The satellite is measuring the height of sea ice to within an inch, tracing ...
Throughout Earth's long geologic history, the magnetic pole has not remained stable.
Most real-world systems, such as biological, social, and economic schemes evolve constantly. The dynamics of such systems are characterized by significantly enhanced activity levels over short periods of time (or "bursts") ...
Researchers report that they can efficiently produce antifungal proteins in plants based on a modified tobacco mosaic virus. The results of this research, which could have a major impact in the agri-food industry, have been ...
Evolution is a fascinating field but can be rife with misunderstanding. One misconception is that evolution has some innate sense of direction or purpose. In reality, evolution is a mindless, plan-free phenomenon, driven ...
Metastatic breast cancers treated with hormone therapy can become treatment-resistant when they acquire mutations in the human epidermal growth factor receptor 2 (HER2) that were not present in the original tumor, reports ...
The relationship between influenza and pneumonia has long been observed by health workers. Its genetic and cellular mechanisms have now been investigated in depth by scientists in a study involving volunteers and conducted ...
Immune systems are working overtime as winter approaches. Stomach flu can turn the strongest individual into a bedridden convalescent. Viruses are spreading in kindergartens. This year's flu is approaching in full swing. ...
Two types of cells are active in the brain: nerve cells and glial cells. Glial cells have long been regarded primarily as supportive cells, but researchers increasingly recognize that they play an active role in the communication ...
Researchers have identified another reason to limit red meat consumption: high levels of a gut-generated chemical called trimethylamine N-oxide (TMAO), that also is linked to heart disease. Scientists found that people who ...
A £36k lifetime cap on care costs for older people would cost £3.6 billion by 2035—according to research from the University of East Anglia, the London School of Economics and Political Science and the Pensions Policy ...
A new way to diagnose, treat and protect against stealth fungal infections that claim more than 1.5 million lives per year worldwide has been moved a step closer, according to research published in Nature Communications.
Gay, lesbian, bisexual and questioning youth are more likely to experience depressive symptoms from as young as age 10 and these symptoms persist at least into their early 20s, finds a new UCL-led study.
The healthcare costs of injuries caused by encounters with animals in the USA exceed US$1 billion every year, finds research published in the online journal Trauma Surgery and Acute Care Open.
A new study from the University of Bristol supports body mass index (BMI) as a useful tool for assessing obesity and health.
Colorectal cancers arise from earlier growths, called polyps, found on the inner surface of the colon. Scientists are now learning that polyps use two distinct molecular pathways as they progress to cancer, called the "conventional" ...
A cancer diagnosis tells you that you have cancer, but how that cancer will progress is a terrifying uncertainty for most patients. Researchers at Cold Spring Harbor Laboratory (CSHL) have now identified a specific class ...
A team led by a Massachusetts General Hospital (MGH) investigator has found that successful cancer immunotherapy targeting the PD-1 molecule requires interaction between cytotoxic CD8+ T cells, which have been considered ...
HIV evades the body's immune defenses through a multitude of mutations, and antibodies produced by the host's immune system to fight HIV also follow convoluted evolutionary pathways that have been challenging to track.
Researchers at the Colorado School of Public Health have found a possible connection between the intensity of oil and gas exploration in an area and early indicators of cardiovascular disease among nearby residents.
Thousands of Australians can take heart as new research from the University of South Australia shows a dairy-enhanced Mediterranean diet will significantly increase health outcomes for those at risk of cardiovascular disease ...
We like to think of ourselves as individuals.
Treatment with active vitamin D did not decrease cardiovascular events in kidney patients undergoing hemodialysis, according to a research group in Japan. They have reported their research results in the December 11 issue ...
A low-salt diet may be more beneficial in lowering blood pressure in females than males, report scientists who found that while actual salt retention isn't higher in females, there is still an effect that drives pressure ...
Adaptive aids are expensive. Additive manufacturing, using low-cost 3-D printers, can save upwards of 94 percent for simple household items.
When households in sub-Saharan Africa don't have an adequate number of insecticide-treated bed nets, pregnant women and children under five are the most likely family members to sleep under the ones they have, leaving men ...
It is well known that poorer Americans are more likely to be obese or suffer from diabetes; there is a strong negative correlation between household income and both obesity and diabetes. This negative correlation, however, ...
Food craving, the intense desire to eat certain foods, can sabotage efforts to maintain healthy eating habits and body weight, no matter the time of year.
The well-known drug tamoxifen could exploit a weakness in the physical 'scaffolds' around tumours, according to research led by Imperial.
In a new study in the Journal of Cognitive, Affective & Behavioral Neuroscience researchers from the University of Surrey have discovered a link between meditation and how individuals respond to feedback.
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