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First Genomic Survey of Human Skin Fungal Diversity
In the first study of human fungal skin diversity, researchers sequenced the DNA of fungi at skin sites of healthy adults to define the normal populations across the skin and to provide a ...full story -
Fragile Mega-Galaxy Is Missing Link in History of Cosmos
Two hungry young galaxies that collided 11 billion years ago are rapidly forming a massive galaxy about 10 times the size of the Milky Way, according to new ...full story -
Model of Sun's Magnetic Field Created
Researchers have uncovered an important mechanism behind the generation of astrophysical magnetic fields such as that of the ...full story -
Vast Methane-Based Ecosystem Uncovered
A marine research expedition has led to the discovery of perhaps the world's largest methane cold seep. The seep lies deep in the western North Atlantic Ocean, far from the life-sustaining ...full story -
Clouds in the Head: New Model of Brain's Thought Processes
A new model of the brain's thought processes explains the apparently chaotic activity patterns of individual neurons. They do not correspond to a simple stimulus/response linkage, but arise ...full story -
Engineers Devise New Way to Produce Clean Hydrogen
Engineers have developed a novel method for producing clean hydrogen, which could prove essential to weaning society off of fossil fuels and their environmental ...full story -
Allosaurus Fed More Like a Falcon Than a Crocodile: Engineering, Anatomy Work Reveals Differences in Dinosaur Feeding Styles
The mighty T. rex may have thrashed its massive head from side to side to dismember prey, but a new study shows that its smaller cousin Allosaurus was a more dexterous hunter and tugged at ...full story -
Small but Speedy: Short Plants Live in the Evolutionary Fast Lane
Biologists have known for a long time that some creatures evolve more quickly than others. Exactly why isn't well understood, particularly for plants. But it may be that height plays a ...full story -
Origins of Human Culture Linked to Rapid Climate Change
Rapid climate change during the Middle Stone Age, between 80,000 and 40,000 years ago, sparked surges in cultural innovation in early modern human populations, according to new ...full story -
Fourteen Closely Related Crocodiles Existed Around 5 Million Years Ago
Today, the most diverse species of crocodile are found in northern South America and Southeast Asia: As many as six species of alligator and four true crocodiles exist, although no more ...full story
- Genomic Survey of Human Skin Fungal Diversity
- Fragile Mega-Galaxy Is Missing Link in Cosmos
- Model of Sun's Magnetic Field Created
- Vast Methane-Based Ecosystem Uncovered
- New Model of Brain's Thought Processes
- New Method for Producing Clean Hydrogen
- Allosaurus Fed More Like Falcon Than Crocodile
- Shorter Plants Have Faster-Changing Genomes
- Human Culture Linked to Rapid Climate Change
- 14 Related Crocodiles 5 Million Years Ago
Overeating Learned in Infancy, Study Suggests
Research shows that clinical
obesity at 24 months of age
strongly traces back to infant
feeding patterns. ... > full story
- more on:
Forecast for Saturn's Moon Titan: Wild Weather Could Be Ahead
Saturn's moon Titan might be in
for some wild weather as it heads
into its spring and summer, if two
new models are correct. Scientists
think that as the seasons change
in Titan's northern hemisphere,
waves could ripple across the
... > full story
- more on:
Norway Spruce Genome Sequenced: Largest Ever to Be Mapped
Scientists have mapped the gene
sequence of Norway spruce (the
Christmas tree) -- a species with
huge economic and ecological
importance -- and that is the
largest genome to have ever been
mapped. The genome is complex and
... > full story
- more on:
Schizophrenia Symptoms Eliminated in Animal Model
Overexpression of a gene
associated with schizophrenia
causes classic symptoms of the
disorder that are reversed when
gene expression returns to normal,
scientists report. They
genetically engineered mice so
they could turn up levels of
... > full story
- more on:
Addiction to Unhealthy Foods Could Help Explain the Global Obesity Epidemic, Research Suggests
New research shows that
high-fructose corn syrup can cause
behavioral reactions in rats
similar to those produced by drugs
of abuse such as cocaine. These
results suggest food addiction
... > full story
- more on:
Polymer Breakthrough Inspired by Trees and Ancient Celtic Knots
A new slow-motion method of
controlling the synthesis of
polymers, which takes inspiration
from both trees and Celtic knots,
opens up new possibilities in
areas including medical devices,
drug delivery, elastics and
... > full story
- more on:
Bee and Wild Flower Biodiversity Loss Slows
Declines in the biodiversity of
pollinating insects and wild
plants have slowed in recent
years, according to a new study.
Researchers found evidence of
dramatic reductions in the
diversity of species in Britain,
Belgium and the Netherlands
... > full story
- more on:
Drought Makes Borneo's Trees Flower at the Same Time
Tropical plants flower at
supra-annual irregular intervals.
In addition, mass flowering is
typical for the tropical forests
in Borneo and elsewhere, where
hundreds of different plant timber
species from the Dipterocarpaceae
family flower synchronously. This
... > full story
- more on:
Phthalates -- Chemicals Widely Found in Plastics and Processed Food -- Linked to Elevated Blood Pressure in Children and Teens
Plastic additives known as
phthalates are odorless, colorless
and just about everywhere: They
turn up in flooring, plastic cups,
beach balls, plastic wrap,
intravenous tubing and the bodies
... > full story
- more on:
Lost in Translocation? How Bird Song Could Help Save Species
Translocation -- or moving animals
to safer places -- is a vital tool
for saving species from
extinction. Many factors influence
the success of these new
populations, including habitat
quality, predators, capture and
... > full story
- more on:
Study Reveals How Fishing Gear Can Cause Slow Death of Whales
Using a "patient monitoring"
device attached to a whale
entangled in fishing gear,
scientists showed for the first
time how fishing lines changed a
whale's diving and swimming
behavior. The monitoring revealed
... > full story
- more on:
Bird's Playlist Could Signal Mental Strengths and Weaknesses
Having the biggest playlist
doesn't make a male songbird the
brainiest of the bunch, a new
study shows. In a series of
problem-solving tests with the
birds, researchers found that the
male song sparrows that sang the
... > full story
- more on:
- Overeating Learned in Infancy, Study Suggests
- Forecast for Titan: Wild Weather Could be Ahead
- Norway Spruce Genome Sequenced: Largest Mapped
- Schizophrenia Symptoms Eliminated in Mice
- Are You Addicted to Unhealthy Foods?
- Polymer Breakthrough Inspired by Celtic Knots
- Bee and Wild Flower Biodiversity Loss Slows
- Drought Makes Borneo's Trees Flower at Once
- Phthalates Linked to Elevated Blood Pressure
- How Bird Song Could Help Save Species
- How Fishing Gear Causes Slow Death of Whales
- Bird's Playlist Could Signal Mental Strengths
- more top science stories
Top Medical News
Insomnia May Cause Dysfunction in Emotional Brain Circuitry
A new study provides neurobiological evidence for dysfunction in the neural circuitry underlying emotion regulation in people with insomnia, which may have implications for the risk relationship between insomnia and ... > full story
- Study Details Genes That Control Whether Tumors Adapt or Die When Faced With P53 Activating Drugs
- Signs of Motor Disorders Can Appear Years Before Disease Manifestation
- Costs to Treat Stroke in America May Double by 2030
- Molecular Roots of Cocaine Addiction in Brain Uncovered: Promising New Anti-Addiction Drug Revealed
- more top health stories
Top Technology News
New Technique May Open Up an Era of Atomic-Scale Semiconductor Devices
Researchers have developed a new technique for creating high-quality semiconductor thin films at the atomic scale -- meaning the films are only one atom thick. The technique can be used to create these thin films on a large scale, sufficient to coat ... > full story
Top Environment News
Tropical Upper Atmosphere 'Fingerprint' of Global Warming
The winds of the quasibiennial oscillation in the tropical upper atmosphere have greatly weakened at some altitudes over the last six decades, according to a new study. The finding is consistent with computer model projections of how the upper ... > full story
- Footwear's (Carbon) Footprint: Bulk of Shoes' Carbon Footprint Comes from Manufacturing Processes
- Eyes on the Prey: Researchers Analyse the Hunting Behaviour of Fish Larvae in Virtual Reality
- Changing Arctic: What Should Be Done?
- Life Scientists Present New Insights on Climate Change and Species Interactions
- more top environment stories
More Science Headlines
Updated 15 minutes ago | Next update in 2 hours 45 minutes
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2 pm EDT
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Fish Oil May Help the Heart Beat Mental Stress
May 22, 2013 — Why is fish oil good for the heart? A new study suggests that this omega 3 fatty acid-rich nutrient could blunt some cardiovascular effects of mental ... > full story -
Healthy Aging; Personalized Medicine; Diseases and Conditions; Teen Health; Today's Healthcare; Children's Health;
How Healthy Are You for Your Age?
May 22, 2013 — A new technique measures the health of human genetic material in relation to a patient's age. This could lead to the use of a "genetic thermometer" to assess a patient's health in relation to other individuals of the same ... > full story -
Bacterium Uses Natural 'Thermometer' to Trigger Diarrheal Disease, Scientists Find
May 21, 2013 — How does the bacterium Shigella -- the cause of a deadly diarrheal disease -- detect that it's in a human host? Scientists have found that a biological "RNA thermometer" monitors whether the environment is right for the bacterium to produce the ... > full story -
Inexpensive, Accurate Way to Detect Prostate Cancer: At-Home Urine Tests
May 22, 2013 — Early screening for prostate cancer could become as easy for men as personal pregnancy testing is for women, thanks to new ... > full story -
Addiction as a Disorder of Decision-Making
May 22, 2013 — New research shows that craving drugs such as nicotine can be visualized in specific regions of the brain that are implicated in determining the value of actions, in planning actions and in motivation. Researchers suggest abnormal interactions ... > full story
11 am EDT
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Cold Plasma Successful Against Brain Cancer Cells, Study Suggests
May 22, 2013 — For the first time, physicists, biologists and physicians demonstrated the synergistic effect of cold atmospheric plasma - a partly ionized gas - and chemo therapy on aggressive brain tumor cells. Laboratory tests showed that the proliferation of ... > full story -
Neuroscientists Explain How the Sensation of Brain Freeze Works
May 22, 2013 — Brain freeze is practically a rite of summer. It happens when you eat ice cream or gulp something ice cold too quickly. The scientific term is sphenopalatine ganglioneuralgia, but that's a mouthful. Brain freeze is your body's way of putting on the ... > full story -
Cystic Fibrosis; Lung Disease; Personalized Medicine; Diseases and Conditions; Lung Cancer; Heart Disease;
Genetic Marker Associated With Risk for Pulmonary Fibrosis
May 22, 2013 — New research finds that a genetic risk factor for pulmonary fibrosis, an uncommon but deadly lung disease, may be effective in identifying individuals at risk for this ... > full story -
New Archaeological 'High Definition' Sourcing Sharpens Understanding of the Past
May 22, 2013 — A new method of sourcing the origins of artefacts in high definition is set to improve our understanding of the ... > full story -
DNA Damage: The Dark Side of Respiration
May 22, 2013 — Adventitious changes in cellular DNA can endanger the whole organism, as they may lead to life-threatening illnesses like cancer. Researchers now report how byproducts of respiration cause mispairing of subunits in the double ... > full story
8 am EDT
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Mechanism Discovered Which Aids Legionella to Camouflage Itself in the Organism
May 22, 2013 — The feared Legionella pneumophilabacteria is responsible for legionellosis, an infectious disease that can lead to pneumonia. In order to infect us, this pathogen has developed a complex method enabling it to camouflage itself and go unnoticed in ... > full story -
Oral Vaccine Against Diarrhea Promising
May 22, 2013 — Medical researchers have announced promising results in a placebo controlled phase I study of an oral, inactivated Escherichia coli diarrhea ... > full story -
Important Genetic Factors That Could Influence Survival in Sepsis Patients
May 22, 2013 — Scientists have made an important first step in establishing new therapeutic options targeting specific genetic areas that influence the occurrence and severity of sepsis – a life-threatening, whole-body response to ... > full story -
Common Brain Processes of Anesthetic-Induced Unconsciousness Identified
May 22, 2013 — Feedback from the front region of the brain is a crucial building block for consciousness and that its disruption is associated with ... > full story -
Dietary Advice on Added Sugar Is Damaging Our Health, Warns Heart Expert
May 21, 2013 — Dietary advice on added sugar is damaging our health, warns a cardiologist. He believes that "not only has this advice been manipulated by the food industry for profit but it is actually a risk factor for obesity and diet related ... > full story
5 am EDT
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Mental Health; Mental Health Research; Chronic Illness; Healthy Aging; Diseases and Conditions; Depression;
Life Expectancy Gap Widens Between Those With Mental Illness and General Population
May 21, 2013 — The gap between life expectancy in patients with a mental illness and the general population has widened since 1985 and efforts to reduce this gap should focus on improving physical health, suggest new ... > full story -
Small Cancer Risk Following CT Scans in Childhood and Adolescence Confirmed
May 21, 2013 — Young people who undergo CT scans are 24 percent more likely to develop cancer compared with those who do not, a study published today on bmj.com suggests. However the absolute excess for all cancers combined was low, at 9.38 for every 100,000 ... > full story -
Heart Disease; Stroke Prevention; Mental Health; Mental Health Research; Chronic Illness; Depression;
Antidepressant Reduces Stress-Induced Heart Condition
May 21, 2013 — A drug commonly used to treat depression and anxiety may improve a stress-related heart condition in people with stable coronary heart disease, according to researchers at Duke ... > full story -
New Species; Mating and Breeding; Nature; Invasive Species; Exotic Species; Insects (including Butterflies);
The Pirate Ant: A New Species from the Philippines With a Bizarre Pigmentation Pattern
May 21, 2013 — Scientists discovered and described a bizarre species of pirate ant. The new Cardiocondyla pirata has its name inspired by its strange pigmentation that consist of two eye-patch like dark stripes across the eyes of the female caste. Although it is ... > full story -
Volcanoes Cause Climate Gas Concentrations to Vary
May 22, 2013 — Trace gases and aerosols are major factors influencing the climate. With the help of highly complex installations, such as MIPAS on board of the ENVISAT satellite, researchers try to better understand the processes in the upper atmosphere. Now, ... > full story
2 am EDT
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Empathy Plays a Key Role in Moral Judgments
May 22, 2013 — Utilitarian judgment may arise not simply from enhanced cognitive control but also from diminished emotional processing and reduced empathy, according to new ... > full story -
Gastrointestinal Problems; Colitis; Crohn's Disease; Diseases and Conditions; Today's Healthcare; Immune System;
Biomarkers Discovered for Inflammatory Bowel Disease
May 21, 2013 — Researchers have identified a number of biomarkers for inflammatory bowel disease, which could help with earlier diagnosis and intervention in those who have not yet shown ... > full story -
Changing Cancer's Environment to Halt Its Spread
May 21, 2013 — By studying the roles two proteins, thrombospondin-1 and prosaposin, play in discouraging cancer metastasis, scientists have identified a five-amino acid fragment of prosaposin that significantly reduces metastatic spread in mouse models of ... > full story -
Minus Environment, Patterns Still Emerge: Computational Study Tracks E. Coli Cells' Regulatory Mechanisms
May 21, 2013 — Random mutations and genetic drift, rather than design principles, may explain the emergence of regulatory network properties in E. ... > full story -
H. Pylori, Smoking Trends, and Gastric Cancer in US Men
May 21, 2013 — Trends in Helicobacter pylori and smoking explain a significant proportion of the decline of intestinal-type noncardia gastric adenocarcinoma incidence in US men between 1978 and 2008, and are estimated to continue to contribute to further declines ... > full story
11 pm EDT
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Reducing Caloric Intake Delays Nerve Cell Loss
May 21, 2013 — Activating an enzyme known to play a role in the anti-aging benefits of calorie restriction delays the loss of brain cells and preserves cognitive function in mice, according to a new study. The findings could one day guide researchers to discover ... > full story -
Keeping Stem Cells Strong: RNA Molecule Protects Stem Cells During Inflammation
May 21, 2013 — A team of researchers led by biologists at the California Institute of Technology has found that, in mouse models, the molecule microRNA-146a acts as a critical regulator and protector of blood-forming stem cells (called hematopoietic stem cells, or ... > full story -
Climate Change and Wildfire
May 21, 2013 — Concerns continue to grow about the effects of climate change on fire. Wildfires are expected to increase 50 percent across the United States under a changing climate, over 100 percent in areas of the West by 2050 as projected by some studies. Of ... > full story -
Ethicists' Behavior Not More Moral
May 21, 2013 — Do ethicists engage in better moral behavior than other professors? The answer is no. Nor are they more likely than nonethicists to act according to values they ... > full story -
Today's Healthcare; Healthy Aging; Personalized Medicine; Alternative Medicine; Wounds and Healing; Diseases and Conditions;
Decisions to Forgo Life Support May Depend Heavily on the Icu Where Patients Are Treated
May 21, 2013 — The decision to limit life support in patients in the intensive care unit (ICU) appears to be significantly influenced by physician practices and/or the culture of the hospital, suggests new ... > full story
8 pm EDT
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Low Radiation Scans Help Identify Cancer in Earliest Stages
May 21, 2013 — A study of veterans at high risk for developing lung cancer shows that low-dose computed tomography (LDCT) can be highly effective in helping clinicians spot tiny lung nodules which, in a small number of patients, may indicate the earliest stages of ... > full story -
Vitamin C Can Kill Drug-Resistant TB, Researchers Find
May 21, 2013 — In a striking, unexpected discovery, researchers have determined that vitamin C kills drug-resistant tuberculosis (TB) bacteria in laboratory culture. The finding suggests that vitamin C added to existing TB drugs could shorten TB therapy, and it ... > full story -
Waiting for a Sign? Researchers Find Potential Brain 'Switch' for New Behavior
May 21, 2013 — You're standing near an airport luggage carousel and your bag emerges on the conveyor belt, prompting you to spring into action. How does your brain make the shift from passively waiting to taking action when your bag ... > full story -
Insight Into the Dazzling Impact of Insulin in Cells
May 21, 2013 — Australian scientists have charted the path of insulin action in cells in precise detail like never before. This provides a comprehensive blueprint for understanding what goes wrong in ... > full story -
Doctors Prescribe More Analgesics to Women Than to Men Just for Being Female, Spanish Study Shows
May 21, 2013 — Regardless of pain, social class or age, a woman is more likely to be prescribed pain-relieving drugs. A new study affirms that this phenomenon is influenced by socioeconomic inequality between ... > full story
5 pm EDT
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New Tumor-Killer Shows Great Promise in Suppressing Cancers
May 21, 2013 — Scientists have bioengineered a novel molecule which has been proven to successfully kill tumor ... > full story -
New Factor to Control Oncogene-Induced Senescence Discovered
May 21, 2013 — A new article describes the major role that Pyruvate dehydrogenase (PDH) —- an enzyme of cellular energy metabolism -— plays in the regulation of the cellular senescence induced by the oncogene BRAF, which usually appears mutated in ... > full story -
Cancer and Birth Defects in Iraq: The Nuclear Legacy
May 21, 2013 — Ten years after the Iraq war of 2003 a team of scientists based in Mosul, northern Iraq, have detected high levels of uranium contamination in soil samples at three sites in the province of Nineveh which, coupled with dramatically increasing rates ... > full story -
Observations of Stellar Visibility by Citizen Scientists Accurately Measure the Brightness of the Night Sky
May 21, 2013 — Observations of stellar visibility by citizen scientists accurately measure the brightness of the night sky. The researchers hope that such data can eventually be used to track changes in artificial night sky brightness, also known as skyglow, ... > full story -
Over 80% of Dogs Suffer from Hypothermia After Surgery With Anesthetic
May 21, 2013 — Veterinarians have completed the first global study that clinically documents the prevalence of hypothermia in dogs after surgery and after diagnostic tests that require anesthetic. The 83.6% of the 1,525 dogs studied presented this complication, ... > full story
Health & Biomedical Sciences
Health & Medicine
Monoclonal Antibody Appears Effective and Safe in Asthma Phase IIa Trial
A novel approach to obstructing the runaway inflammatory response implicated in some types of asthma has shown promise in a Phase IIa clinical trial, according to U. S. ... > full story
Mind & Brain
Why the Super Bowl's Location Matters: Local Ties Still Bind Corporations
If you're a small charity looking for some corporate largesse, pegging your ask to a big morale-boosting event planned for your community may help seal the deal, suggests a new study on corporate ... > full story
- Asthma Symptoms Impair Sleep Quality and School Performance in Children
- Drawing Closer to Alzheimer’s Magic Bullet? Drugs Found to Both Prevent and Treat Alzheimer's Disease in Mice
- Common Food Supplement Fights Degenerative Brain Disorders, Study Suggests
- Finding a Family for a Pair of Orphan Receptors in the Brain
- more stories
Living Well
Aggressive Behavior Linked Specifically to Secondhand Smoke Exposure in Childhood
Children who are exposed to secondhand smoke in early childhood are more likely to grow up to physically aggressive and antisocial, regardless of whether they were exposed during pregnancy or their parents have a history of being ... > full story
Biological & Earth Sciences
Plants & Animals
Low Population Immunity to New Bird Flu Virus H7N9 in Humans
The level of immunity to the recently circulating H7N9 influenza virus in an urban and rural population in Vietnam is very low, according to the first population level study to examine human immunity to the virus, which was previously only found in ... > full story
Earth & Climate
Abundance and Distribution of Hawaiian Coral Species Predicted by Model
Researchers have developed species distribution models of the six dominant Hawaiian coral species around the main Hawaiian Islands, including two species currently under consideration as threatened or ... > full story
Fossils & Ruins
'Whodunnit' of Irish Potato Famine Solved
An international team of scientists reveals that a unique strain of potato blight they call HERB-1 triggered the Irish potato famine of the mid-19th ... > full story
- The Mammoth's Lament: How Cosmic Impact Sparked Devastating Climate Change
- Origins of Life: In Early Earth, Iron Helped RNA Catalyze Electron Transfer
- Fossil Brain Teaser: New Study Reveals Patterns of Dinosaur Brain Development
- Archaeological Genetics: It's Not All as Old as It at First Seems
- more stories
Physical & Applied Sciences
Space & Time
NASA’s BARREL Mission Launches 20 Balloons
In Antarctica in January, 2013 -- the summer at the South Pole -- scientists released 20 balloons, each eight stories tall, into the air to help answer an enduring space weather question: when the giant radiation belts surrounding Earth lose ... > full story
Matter & Energy
Top-Class Biofuel from the Depths of the Forest
Tops and branches from tree-felling sites are reborn in the laboratory as compact pellets. However, the energy industry will not act until the price is ... > full story
Computers & Math
New Method for Tailoring Optical Processors
Physicists and engineers have unveiled a robust new method for arranging metal nanoparticles in geometric patterns that can act as optical processors that transform incoming light signals into output of a different ... > full story
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