- A Battery Made of Wood?
- Metamorphosis of Moon's Water Ice Explained
- Why Naked Mole Rats Are Cancer-Proof: One Chemical
- Milestone for Quantum Networks
- Mars Once Had Oxygen-Rich Atmosphere
- Unusual Supernova Is Doubly Unusual
- Are We Pushing Animals Over the Edge?
- Genetic 'Switches' in Human Evolution
- Printing Tiny Batteries: Compact Electronics
- IQ Link to Baby's Weight Gain in First Month

A Shot in the Arm for Old Antibiotics
Slipping bacteria some silver
could give old antibiotics new
life, scientists report. This
could pave the way for new
therapies for drug-resistant and
recurrent infections. ... > full story
- more on:

How Neural Stem Cells Create New and Varied Neurons
A new study examining the brains
of fruit flies reveals a novel
stem cell mechanism that may help
explain how neurons form in
humans. ... > full story
- more on:

Biological Fitness Trumps Other Traits in Mating Game
When a new species emerges
following adaptive changes to its
local environment, the process of
choosing a mate can help protect
the new species' genetic identity
and increase the likelihood of its
survival. But of the many
observable traits in a potential
... > full story
- more on:

Fate of the Heart: Researchers Track Cellular Events Leading to Cardiac Regeneration
Scientists have visually monitored
the dynamic cellular events that
take place when cardiac
regeneration occurs in zebrafish
after cardiac ventricular injury.
Their findings provide evidence
... > full story
- more on:

Dietary Fructose Causes Liver Damage in Animal Model
The role of dietary fructose in
the development of obesity and
fatty liver diseases remains
controversial, with previous
studies indicating that the
problems resulted from fructose
and a diet too high in calories.
However, a new study conducted in
... > full story
- more on:

Simple and Inexpensive Process to Make a Material for CO2 Adsorption
Researchers have developed a
novel, simple method to synthesize
hierarchically nanoporous
frameworks of nanocrystalline
metal oxides such as magnesia and
ceria by the thermal conversion of
well-designed metal-organic
... > full story
- more on:

Moderate Drinking During Pregnancy Does Not Seem to Harm Baby's Neurodevelopment, Study Suggests
Moderate drinking during pregnancy
-- 3 to 7 glasses of alcohol a
week -- does not seem to harm
fetal neurodevelopment, as
indicated by the child's ability
to balance, suggests a large
... > full story
- more on:

Scientists Date Prehistoric Bacterial Invasion Still Present in Today's Plant and Animal Cells
How long ago did bacteria invade
the one-celled ancestors of plants
and animals to become
energy-producing mitochondria and
photosynthesizing chloroplasts?
Researchers developed a
... > full story
- more on:

New Details About H7N9 Influenza Infections That Suddenly Appeared in China
Researchers have revealed new
information about the latest
strain of type A influenza, known
as H7N9. ... > full story
- more on:

Brain Can Plan Actions Toward Things the Eye Doesn't See
People can plan strategic
movements to several different
targets at the same time, even
when they see far fewer targets
than are actually present,
according to a new study. ... > full story
- more on:

Practical New Approach to Holographic Video Could Also Enable 2-D Displays With Higher Resolution and Lower Power Consumption
A practical new approach to
holographic video could also
enable 2-D displays with higher
resolution and lower power
consumption. ... > full story
- more on:

The Rhythm of the Arctic Summer: Diverse Activity Patterns of Birds During the Arctic Breeding Season
Our internal circadian clock
regulates daily life processes and
is synchronized by external cues,
the so-called Zeitgebers. The main
cue is the light-dark cycle, whose
strength is largely reduced in
... > full story
- more on:
- A Shot in the Arm for Old Antibiotics
- How Neural Stem Cells Create New and Varied Neurons
- Mating: Biological Fitness Trumps Other Traits
- Cell Lines in Heart More Versatile Than Thought
- Dietary Fructose Causes Liver Damage in Animal Model
- Simple Material Absorbs CO2
- Moderate Drinking During Pregnancy?
- Scientists Date Prehistoric Bacterial Invasion
- New details about H7N9 influenza
- Brain Can Plan For Things Eye Doesn't See
- Cheap, Color, Holographic Video
- The Rhythm of the Arctic Summer
- more top science stories
Top Medical News
A New Model -- And Possible Treatment -- For Staph Bone Infections
Osteomyelitis -- a debilitating bone infection most frequently caused by Staphylococcus aureus ("staph") bacteria – is particularly challenging to treat. Now, investigators have identified a staph-killing compound that may be an effective ... > full story
Top Technology News
Three Centaurs Follow Uranus Through the Solar System
Astrophysicists have confirmed that Crantor, a large asteroid with a diameter of 70 km has an orbit similar to that of Uranus and takes the same amount of time to orbit the Sun. Researchers have demonstrated for the first time that this and a ... > full story
Top Environment News
Less Is More: Novel Cellulose Structure Requires Fewer Enzymes to Process Biomass to Fuel
Improved methods for breaking down cellulose nanofibers are central to cost-effective biofuel production and the subject of new research. Scientists are investigating the unique properties of crystalline cellulose nanofibers to develop novel ... > full story
- New Language Discovery in Remote Indigenous Community in Australia Reveals Linguistic Insights
- Structure from Disorder: Scientists Find New Source of Versatility So 'Floppy' Proteins Can Get Things Done
- Older Males Make Better Fathers Says New Research on Beetles
- City Slicker or Country Bumpkin: City-Life Changes Blackbird Personalities
- more top environment stories
More Science Headlines
Updated 1 hour 45 minutes ago | Next update in 1 hour 15 minutes
8 pm EDT Edition
<< earlier edition | later edition >>
8 pm EDT
-
What Do Memories Look Like?
June 19, 2013 Scientists develop a way to see the structures that store memories in a living ... > full story -
Validating Maps of the Brain's Resting State
June 19, 2013 Researchers have provided important validation of maps of the brain at rest that may offer insights into changes in the brain that occur in neurological and psychiatric ... > full story -
New Alzheimer's Research Suggests Possible Cause: Interaction of Proteins in Brain
June 19, 2013 For years, Alzheimer's researchers have focused on two proteins that accumulate in the brains of people with Alzheimer's and may contribute to the disease: Plaques made up of the protein amyloid-beta, and tangles of another protein, called ... > full story -
Stress Hormone Could Trigger Mechanism for the Onset of Alzheimer's
June 19, 2013 A chemical hormone released in the body as a reaction to stress could be a key trigger of the mechanism for the late onset of Alzheimer’s ... > full story -
Research of Essential Molecule Reveals Important Targets in Diabetes and Obesity
June 19, 2013 Medical researchers have made breakthrough advancements on a molecule that may provide more answers in understanding the precise molecular mechanisms by which insulin regulates glucose uptake in fat and muscle ... > full story
5 pm EDT
-
Researchers Discover Immunity Mechanism: Platelets Patrolling the Bloodstream
June 19, 2013 Scientists have discovered a mechanism that is used to protect the body from harmful bacteria. Platelets, a component of blood typically associated with clotting, were discovered to actively search for specific bacteria, and upon detection, seal it ... > full story -
Distracted Walking: Injuries Soar for Pedestrians on Phones
June 19, 2013 More than 1,500 pedestrians were estimated to be treated in emergency rooms in 2010 for injuries related to using a cell phone while walking, according to a new nationwide ... > full story -
Contribution of Particulate Matter from Air Pollution to Forest Decline
June 19, 2013 Air pollution is related to forest decline and also appears to attack the protecting wax on tree leaves and needles. Scientists have now discovered a responsible mechanism: particulate matter salt compounds that become deliquescent because of ... > full story -
Possible Record-Setting Deadzone for Gulf of Mexico Predicted
June 18, 2013 Scientists are forecasting that this year's Gulf of Mexico hypoxic "dead" zone will be between 7,286 and 8,561 square miles which could place it among the ten largest recorded. A second forecast, for the Chesapeake Bay, calls for a smaller than ... > full story -
Long Distance Calls by Sugar Molecules
June 18, 2013 All our cells wear a coat of sugar molecules, so-called glycans. Researchers have now discovered that glycans rearrange water molecules over long distances. This may have an effect on how cells sense each ... > full story
2 pm EDT
-
Seismic Gap Outside of Istanbul: Is This Where the Expected Marmara Earthquake Will Originate From?
June 18, 2013 Earthquake researchers have now identified a 30 kilometers long and ten kilometers deep area along the North Anatolian fault zone just south of Istanbul that could be the starting point for a strong earthquake. The group of seismologists say that ... > full story -
Perching on the Cliffs of New Zealand, Endemic Lepidium Flora Faces Extinction Threats
June 17, 2013 Cooks Scurvy Grass (Lepidium oleraceum) has an international claim to fame as the plant most commonly used by Captain James Cook and other 18th century explorers as an antiscorbutic. Formerly widespread on the beaches and cliffs of New Zealand, the ... > full story -
Personality Test Finds Some Mouse Lemurs Shy, Others Bold
June 18, 2013 In the last 10 years the study of animal personality has gained ground with behavioral ecologists. Researchers have now found distinct personalities in the grey mouse lemur, the tiny, saucer-eyed primate native to the African island of ... > full story -
Chemical Probe Confirms That Body Makes Its Own Rotten Egg Gas, H2S, to Benefit Health
June 18, 2013 A new study confirms directly what scientists previously knew only indirectly -- that poisonous "rotten egg" gas hydrogen sulfide is generated by the body's blood vessel cells. Researchers made the confirmation by developing a chemical probe that ... > full story -
Educational Psychology; Children's Health; Language Acquisition; Medical Devices; Brain Injury; Child Development;
Fiber-Optic Pen Helps See Inside Brains of Children With Learning Disabilities
June 18, 2013 For less than $100, researchers have designed a computer-interfaced drawing pad that helps scientists see inside the brains of children with learning disabilities while they read and ... > full story
11 am EDT
-
Sleep Disorders; Sleep Disorder Research; Insomnia Research; Insomnia; Diabetes; Obstructive Sleep Apnea;
Getting Enough Sleep Could Help Prevent Type 2 Diabetes
June 18, 2013 Getting more sleep increases insulin sensitivity and reduces the risk of type 2 ... > full story -
Early-Life Air Pollution Linked With Childhood Asthma in Minorities
June 18, 2013 Scientists have found that exposure in infancy to nitrogen dioxide (NO2), a component of motor vehicle air pollution, is strongly linked with later development of childhood asthma among African Americans and ... > full story -
Energy and the Environment; Energy Issues; Environmental Policies; Sustainability; Environmental Issues; Environmental Policy;
Small Dam Construction to Reduce Greenhouse Emissions Is Causing Ecosystem Disruption
June 18, 2013 Researchers conclude in a new report that a global push for small hydropower projects, supported by various nations and also the Kyoto Protocol to reduce greenhouse gas emissions, may cause unanticipated and potentially significant losses of habitat ... > full story -
Nutrition; Dietary Supplements and Minerals; Food; New Species; Alternative Medicine; Healthy Aging;
Herbal Extract Boosts Fruit Fly Lifespan by Nearly 25 Percent
June 18, 2013 The herbal extract of a yellow-flowered mountain plant long used for stress relief was found to increase the lifespan of fruit fly populations by an average of 24 percent, according to ... > full story -
Timing of Calcium and Vitamin D Supplementation May Affect How Bone Adapts to Exercise
June 18, 2013 Taking calcium and vitamin D before exercise may influence how bones adapt to exercise, according to a new ... > full story
8 am EDT
-
Obesity; Dieting and Weight Control; Diet and Weight Loss; Fitness; Nutrition Research; Staying Healthy;
Beliefs About Causes of Obesity May Impact Weight, Eating Behavior
June 18, 2013 Whether a person believes obesity is caused by overeating or by a lack of exercise predicts his or her actual body mass, according to new ... > full story -
New Resistance Mechanism to Chemotherapy in Breast and Ovarian Cancer
June 18, 2013 A new study explains why tumors with BRCA1 and BRCA2 mutations stop responding to PARP inhibitor ... > full story -
Nanog Protein Promotes Growth of Head and Neck Cancer
June 18, 2013 Researchers have identified a biochemical pathway in cancer stem cells that is essential for promoting head and neck cancer. The study shows that a protein called Nanog, which is normally active in embryonic stem cells, promotes the growth of cancer ... > full story -
Pharmacology; Infectious Diseases; Tuberculosis; HIV and AIDS; Pharmaceuticals; Dietary Supplements and Minerals;
New Approach to Battling Tuberculosis
June 18, 2013 Scientists have discovered a drug that cripples tuberculosis bacteria (Mycobacterium tuberculosis) in a novel way, by dissolving the protecting fatty coating of the bacteria. The drug killed the bacterium in culture without the emergence of drug ... > full story -
Aspirin May Fight Cancer by Slowing DNA Damage
June 18, 2013 Aspirin is known to lower risk for some cancers, and a new study points to a possible explanation, with the discovery that aspirin slows the accumulation of DNA mutations in abnormal cells in at least one pre-cancerous ... > full story
5 am EDT
-
It's the Way You Tell Em': Study Discovers How the Brain Controls Accents and Impersonations
June 18, 2013 A study has identified the brain regions and interactions involved in impersonations and ... > full story -
Staying Healthy; Children's Health; Diet and Weight Loss; Child Psychology; Fitness; Dieting and Weight Control;
Parenting and Home Environment Influence Children's Exercise and Eating Habits
June 18, 2013 Kids whose moms encourage them to exercise and eat well, and model those healthy behaviors themselves, are more likely to be active and healthy eaters, according to researchers. Their findings remind parents that they are role models for their ... > full story -
Pregnancy and Childbirth; Dietary Supplements and Minerals; Gynecology; Menopause; Women's Health; Teen Health;
Iodine in Bread Not Enough for Pregnant Women
June 18, 2013 Iodized salt used in bread is not enough to provide healthy levels of iodine for pregnant women and their unborn children, new research ... > full story -
New Virus Isolated from Patients With Severe Brain Infections
June 18, 2013 A new study describes a new virus isolated from patients with severe brain infections. Further research is needed to determine whether the virus is responsible for the symptoms of ... > full story -
Spintronics; Spintronics Research; Quantum Computers; Physics; Quantum Physics; Computers and Internet;
Which Qubit My Dear? New Method to Distinguish Between Neighboring Quantum Bits
June 18, 2013 Researchers have proposed a new way to distinguish between quantum bits that are placed only a few nanometers apart in a silicon chip, taking them a step closer to the construction of a large-scale quantum computer. In a significant feat of atomic ... > full story
2 am EDT
-
Exposure to High Pollution Levels During Pregnancy May Increase Risk of Having Child With Autism
June 18, 2013 Women in the US exposed to high levels of air pollution while pregnant were up to twice as likely to have a child with autism as women who lived in areas with low ... > full story -
A Microphone That Listens With Light: Microphones Have Hyper-Acute Hearing and a Sense of Direction
June 18, 2013 A new sensor will help to make microphones hypersensitive: "Think of traditional videoconference equipment. Several people are sitting around the table, but the microphone has been placed where its sound reception is less than optimal. With ... > full story -
Chemical Nanoengineering: Designing Drugs Controlled by Light
June 18, 2013 A new breakthrough will help with the development of light-regulated therapeutic ... > full story -
Potential Genetic Drivers Behind Male Heart Disease Risk
June 18, 2013 University of Leicester scientists have discovered a potential genetic contributor to the increased risk of heart disease among ... > full story -
Rotavirus Vaccine Given to Newborns in Africa Is Effective
June 17, 2013 Scientists have shown that a vaccine given to newborns is at least 60 percent effective against rotavirus in Ghana. Rotavirus causes fever, vomiting and diarrhea, which in infants can cause severe dehydration. In developed nations, the condition ... > full story
11 pm EDT
-
Computer Programming; Acoustics; Computers and Internet; Virtual Reality; Technology; Telecommunications;
Four Microphones and a Computer Algorithm Are Enough to Produce a 3-D Model of a Simple, Convex Room
June 17, 2013 An algorithm makes it possible to measure the dimensions of a room using just a few microphones and a snap of your fingers. There are many promising applications on the ... > full story -
Autism; Child Development; Children's Health; Child Psychology; Disorders and Syndromes; Neuroscience;
Voices May Not Trigger Brain's Reward Centers in Children With Autism
June 17, 2013 In autism, brain regions tailored to respond to voices are poorly connected to reward-processing circuits, according to a new ... > full story -
Men's Health; Prostate Cancer; Diseases and Conditions; Personalized Medicine; Urology; Prostate Health;
Observation Is Safe, Cost-Saving in Low-Risk Prostate Cancer, Study Suggests
June 17, 2013 Researchers find many men with low-risk, localized prostate cancers can safely choose observation instead of undergoing immediate treatment and a have better quality of life while reducing health care ... > full story -
Treating Infection May Have Sting in the Tail, Parasite Study Shows
June 17, 2013 Using drugs to treat an infection could allow other co-existing conditions to flourish, a study in wild animals has ... > full story -
Promising Biomarker for Predicting HPV-Related Oropharynx Cancer
June 17, 2013 Researchers have found that antibodies against the human papillomavirus may help identify individuals who are at greatly increased risk of HPV-related cancer of the oropharynx, which is a portion of the throat that contains the ... > full story
Health & Biomedical Sciences
Health & Medicine
Whooping Cough Has Lifelong Health Impact, Study Finds
People born during whooping cough outbreaks are more likely to die prematurely even if they survive into adulthood, new research has found. Women had a 20% higher risk of an early death, and men a staggering 40%. Women also suffered more ... > full story
- New Compound Excels at Killing Persistent and Drug-Resistant Tuberculosis
- Researchers Demonstrate Use of Stem Cells to Analyze Causes, Treatment of Diabetes
- Directed in Vitro Technique May Increase Insulin Resistance Among Offspring
- Obesity Leads to Brain Inflammation, and Low Testosterone Makes It Worse
- more stories
Mind & Brain
Storytelling Program Helps Change Medical Students' Perspectives on Dementia
Treating patients with dementia can be viewed as a difficult task for doctors, but researchers say that storytelling may be one way to improve medical students' perceptions of people affected by the condition. Participation in a creative ... > full story
Living Well
Quality of Waking Hours Determines Ease of Falling Sleep
The quality of wakefulness affects how quickly a mammal falls asleep, researchers report in a study that identifies two proteins never before linked to alertness and sleep-wake ... > full story
- Study Finds the Sweet Spot -- And the Screw-Ups -- That Make or Break Environmental Collective Actions
- Improving Overall Employee Wellness Could Yield Multiple Benefits
- Planes, Trains, or Automobiles: Travel Choices for a Smaller Carbon Footprint
- Healthy, Full-Term Babies Use a Different Stress Hormone Than Their Mother
- more stories
Biological & Earth Sciences
Plants & Animals
Diet May Affect Alzheimer's Disease Risk
The lipidation states (or modifications) in certain proteins in the brain that are related to the development of Alzheimer disease appear to differ depending on genotype and cognitive diseases, and levels of these protein and peptides appear to be ... > full story
Earth & Climate
Predators Affect the Carbon Cycle, Study Shows
A new study shows that the predator-prey relationship can affect the flow of carbon through an ecosystem. This previously unmeasured influence on the environment may offer a new way of looking at biodiversity management and carbon storage for ... > full story
Fossils & Ruins
When It Comes to Mammals, How Big Is Too Big?
Mammals vary enormously in size, from weighing less than a penny to measuring more than three school buses in length. Some groups of mammals have become very large, such as elephants and whales, while others have always been small, like primates. A ... > full story
Physical & Applied Sciences
Space & Time
The Turbulent, High-Energy Sky Is Keeping NuSTAR Busy
NuSTAR has been busy studying the most energetic phenomena in the universe. Recently, a few high-energy events have sprung up, akin to "things that go bump in the night." When one telescope catches a sudden outpouring of high-energy light in the ... > full story
Matter & Energy
'Chemical Architects' Build Materials With Potential Applications in Drug Delivery and Gas Storage
Home remodelers understand the concept of improving original foundations with more modern elements. Using this same approach -- but with chemistry -- researchers have now designed a family of materials that could make drug delivery, gas storage, and ... > full story
Computers & Math
Academics Earn Street Cred With TED Talks but No Points from Peers
TED Talks, the most popular conference and events website in the world with over 1 billion informational videos viewed, provides academics with increased popular exposure but does nothing to boost citations of their work by peers, new research has ... > full story











