- Johnny Depp Immortalized: 'Scissor Hand' Fossil
- Giant Outbursts from Binary Star System
- Agriculture in China Predates Domesticated Rice
- World's Smallest Liquid Droplets Made In Lab
- Our Emotions Match Music to Colors
- Artificial Forest for Solar Water-Splitting
- Melting Glaciers: Large Contribution to Sea Rise
- Beautiful 'Flowers' Self-Assemble in a Beaker
- Better Mental Math With Brain Stimulation
- Weather On Outer Planets Only Goes So Deep

Paleontology: The Eloquence of Otoliths Seen in a 23-Million-Year-Old Fish Fossil
Fish fossils that are about 23
million years old give
unprecedented insight into the
evolutionary history of the
gobioid order, one of the most
species-rich groups among the
... > full story
- more on:

Work-Related Stress Linked to Increased Blood Fat Levels, Cardiovascular Health Risks
New results link job stress to
dyslipidemia, a disorder that
alters the levels of lipids and
lipoproteins in the blood. An
altered lipid profile is dangerous
for the heart. ... > full story
- more on:

Crickets' Calling Song Hits the High Notes
Research has detailed how acoustic
communication has evolved within a
unique species of cricket which
exploits extremely high frequency
harmonics to interact. ... > full story
- more on:

Vicious Cycle: Obesity Sustained by Changes in Brain Biochemistry
Scientists have shown that in the
brain cells of rats, obesity
impedes the production of a
hormone that curbs appetite and
inspires calorie burning. The root
cause appears to be a breakdown in
the protein-processing mechanism
... > full story
- more on:

Spiders: Capturing Prey in Silken Netting and Sticky Hairs
The great ecological success of
spiders is often substantiated by
the evolution of silk and webs.
Biologists have now found an
alternative adaptation to hunting
prey: hairy adhesive pads, so
called scopulae. ... > full story
- more on:

X-Ray Tomography of Living Frog Embryo
Classical X-ray radiographs
provide information about
internal, absorptive structures of
organisms such as bones.
Alternatively, X-rays can also
image soft tissues throughout
early embryonic development of
vertebrates. Related to this, a
... > full story
- more on:

Stacking 2-D Materials Produces Surprising Results
New experiments reveal previously
unseen effects, could lead to new
kinds of electronics and optical
devices. ... > full story
- more on:

New Method Proposed for Detecting Gravitational Waves from Ends of Universe
A new window into the nature of
the universe may be possible with
a device proposed by scientists
that would detect elusive gravity
waves from the other end of the
cosmos. ... > full story
- more on:

World's Biggest Ice Sheets Likely More Stable Than Previously Believed
A new study suggests that the
previous connections scientists
made between ancient shoreline
height and ice volumes are
erroneous and that perhaps our ice
sheets were more stable in the
past than we originally thought.
... > full story
- more on:

Asian Lady Beetles Use Biological Weapons Against Their European Relatives
Once introduced for biological
pest control, Asian lady beetle
populations have been increasing
uncontrollably. Scientists have
now found the reason for the
animal's success. Its body fluid
contains microsporidia,
... > full story
- more on:

DNA-Guided Assembly Yields Novel Ribbon-Like Nanostructures
DNA "linker" strands coax
nano-sized rods to line up in way
unlike any other spontaneous
arrangement of rod-shaped objects.
The arrangement -- with the rods
forming "rungs" on ladder-like
ribbons -- could result in the
... > full story
- more on:

Invasive 'Crazy Ants' Are Displacing Fire Ants in Areas Throughout Southeastern U.S.
Invasive "crazy ants" are
displacing fire ants in areas
across the southeastern United
States, according to researchers
at The University of Texas at
Austin. It's the latest in a
... > full story
- more on:
- Paleontology: 23-Million-Year-Old Fish Fossil
- Stress at Work Increases Cardiovascular Risks
- Crickets' Calling Song Hits the High Notes
- Obesity Sustained by Changes in Brain Biochemistry
- Spiders: Silken Netting and Sticky Hairs
- X-Ray Tomography of Living Frog Embryo
- Stacking 2-D Materials: Surprising Results
- Gravitational Waves from Ends of Universe
- World's Biggest Ice Sheets More Stable
- Asian lady beetles use biological weapons against their European relatives
- DNA-Guided Assembly of Nanostructures
- Invasive 'Crazy Ants' Are Displacing Fire Ants
- more top science stories
Top Medical News
Attacking MRSA With Metals from Antibacterial Clays
Medical researchers have come up with a new approach for developing effective, topical antibacterial agents -- one that draws on a naturally occurring substance recognized since antiquity for its medicinal properties: ... > full story
- Now We Know Why Old Scizophrenia Medicine Works on Antibiotics-Resistant Bacteria
- Youth Who Have Their First Drink During Puberty Have Higher Levels of Later Drinking
- College Women Exceed NIAAA Drinking Guidelines More Frequently Than College Men
- Individuals Who Drink Heavily and Smoke May Show 'Early Aging' of the Brain
- more top health stories
Top Technology News
Mars Rover Opportunity Examines Clay Clues in Rock
NASA's senior Mars rover, Opportunity, is driving to a new study area after a dramatic finish to 20 months on "Cape York" with examination of a rock intensely altered by ... > full story
Top Environment News
Frogs, Salamanders and Climate Change
Increasingly erratic rainfall patterns can lead to declines in southeastern frog and salamander populations, but protecting ponds can improve their ... > full story
- Reading Rock to Understand How Climate Change Unfolds
- Invasive Species: 'Away-Field Advantage' Weaker Than Ecologists Thought
- Genome Sequence of Tibetan Antelope Sheds New Light on High-Altitude Adaptation
- New Era of Fisheries Policy Needed to Secure Nutrition for Millions
- more top environment stories
More Science Headlines
Updated 45 minutes ago | Next update in 21 hours 45 minutes
11 pm EDT Edition
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11 pm EDT
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Ketamine Shows Significant Therapeutic Benefit in People With Treatment-Resistant Depression
May 18, 2013 Drug associated with rapid antidepressant effect in largest clinical trial ... > full story -
Women's Reproductive Ability May Be Related to Immune System Status
May 17, 2013 Anthropologists have showed that a woman's reproductive function may be tied to her immune system's ... > full story -
New Approach to Improving Treatment for MS and Other Conditions
May 17, 2013 Working with lab mice models of multiple sclerosis (MS), scientists have detected a novel molecular target for the design of drugs that could be safer and more effective than current FDA-approved medications against ... > full story -
Malaria; Infectious Diseases; Diseases and Conditions; Workplace Health; Allergy; Today's Healthcare;
New Malaria Test Kit Gives a Boost to Elimination Efforts Worldwide
May 17, 2013 A new, highly sensitive blood test that quickly detects even the lowest levels of malaria parasites in the body could make a dramatic difference in efforts to tackle the ... > full story -
Body Mass Index of Low Income African-Americans Linked to Proximity of Fast Food Restaurants
May 16, 2013 African-American adults living closer to a fast food restaurant had a higher body mass index than those who lived further away from fast food, according to researchers, and this association was particularly strong among those with a lower ... > full story
8 pm EDT
-
Heart Disease; Stroke Prevention; Pharmacology; Hypertension; Immune System; Diseases and Conditions;
Target to Prevent Hardening of Arteries Identified
May 16, 2013 The gene Dkk1 encodes a protein that plays a key role in increasing the population of connective-tissue cells during wound repair, but prolonged Dkk1 signaling in cells lining blood vessels can lead to fibrosis and a stiffening of artery ... > full story -
Depression Linked to Almost Doubled Stroke Risk in Middle-Aged Women
May 16, 2013 Depression among women 47-52 years old is associated with an almost doubled risk of stroke. Researchers call for greater awareness of depression as a preventable risk factor for stroke among younger middle-aged ... > full story -
Today's Healthcare; Health Policy; Public Health; Wounds and Healing; Elder Care; Diseases and Conditions;
Massachusetts' Health Care Reform Didn't Raise Hospital Use, Costs
May 16, 2013 Health care reform in Massachusetts didn't result in substantially more hospitalizations, longer stays or higher costs. There were no significant differences in post-reform hospital use in Massachusetts versus to three other states without reform. ... > full story -
Through the Eyes of a Burglar: Study Provides Insights on Habits and Motivations, Importance of Security
May 16, 2013 One way to understand what motivates and deters burglars is to ask them. A researcher did just that. He led a research team that gathered survey responses from more than 400 convicted offenders that resulted in an unprecedented look into the minds ... > full story -
Endothelium, Heal Thyself
May 16, 2013 Investigators publish new findings showing that the endothelium's efficient barrier function relies on an enormous self-restorative ... > full story
5 pm EDT
-
High-Testosterone Competitors More Likely to Choose Red
May 16, 2013 Why do so many sports players and athletes choose to wear the color red when they compete? A new study suggests that it may have to do with their testosterone ... > full story -
Students' Diet and Physical Activity Improve With Parent Communications
May 16, 2013 College students eat more fruits and vegetables and exercise more on days when they communicate more with their parents, according to ... > full story -
Study Brings Greater Understanding of Tumor Growth Mechanism
May 16, 2013 A new study has for the first time revealed how the loss of a particular tumor suppressing protein leads to the abnormal growth of tumors of the brain and nervous ... > full story -
Herpes Infections: Natural Killer Cells Activate Hematopoiesis
May 16, 2013 Infections can trigger hematopoiesis at sites outside the bone marrow – in the liver, the spleen or the skin. Researchers now show that a specific type of immune cell facilitates such “extra medullary” formation of blood ... > full story -
Posttraumatic Stress Disorder Associated With Type 2 Diabetes
May 16, 2013 The presence of posttraumatic stress disorder is significantly associated with the development of type 2 ... > full story
2 pm EDT
-
Climate Change May Have Little Impact on Tropical Lizards: Study Contradicts Predictions of Widespread Extinction
May 17, 2013 Climate change may have little impact on many species of tropical lizards, contradicting a host of recent studies that predict their widespread extinction in a rapidly warming ... > full story -
GPS Solution Provides Three-Minute Tsunami Alerts
May 17, 2013 Researchers have shown that, by using global positioning systems (GPS) to measure ground deformation caused by a large underwater earthquake, they can provide accurate warning of the resulting tsunami in just a few minutes after the earthquake ... > full story -
New Study Recommends Using Active Videogaming ('exergaming') to Improve Children's Health
May 17, 2013 Levels of physical inactivity and obesity are very high in children, with fewer than 50 percent of primary school-aged boys and fewer than 28 percent of girls meeting the minimum levels of physical activity required to maintain health. Exergaming, ... > full story -
Skydiving Is Never 'Plane Sailing'
May 17, 2013 Skydivers show the same level of physical stress before every jump whether a first-timer or experienced jumper, say ... > full story -
Diabetes; Hypertension; Heart Disease; Diseases and Conditions; Personalized Medicine; Chronic Illness;
Newer Diabetes Medications May Have Additional Cardiovascular Benefits
May 17, 2013 A newer class of medications used to control blood sugar levels in type 2 diabetics may also improve cardiovascular ... > full story
11 am EDT
-
Expert Questions US Public Health Agency Advice on Influenza Vaccines
May 16, 2013 The United States government public health agency, the CDC, pledges "To base all public health decisions on the highest quality scientific data, openly and objectively derived." But experts argue that in the case of influenza vaccinations and their ... > full story -
Global Health Policy Fails to Address Burden of Disease on Men
May 16, 2013 Men experience a higher burden of disease and lower life expectancy than women, but policies focusing on the health needs of men are notably absent from the strategies of global health organizations, according to ... > full story -
Physicist's Tool Has Potential for Brain Mapping
May 16, 2013 Physicists are developing a new tool that uses low-energy near-infrared light and fiber optics for optogenetic stimulation of cells. He believes it will be a useful tool for mapping physical and functional connections in the ... > full story -
Genetic Risk for Schizophrenia Is Connected to Reduced IQ
May 16, 2013 The relationship between the heritable risk for schizophrenia and low intelligence (IQ) has not been clear. Schizophrenia is commonly associated with cognitive impairments that may cause functional disability. Researchers have now found that ... > full story -
Pregnancy and Childbirth; Fertility; Birth Defects; Medical Imaging; Women's Health; Diseases and Conditions;
Breakthrough for IVF? Selecting the Most Promising Embryos
May 16, 2013 A recent study on 5-day old human blastocysts shows that those with an abnormal chromosomal composition can be identified by the rate at which they have developed to blastocysts, thereby classifying the risk of genetic abnormality without a ... > full story
8 am EDT
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How Should Geophysics Contribute to Disaster Planning?
May 16, 2013 Earthquakes, tsunamis, and other natural disasters often showcase the worst in human suffering – especially when those disasters strike populations who live in rapidly growing communities in the developing world with poorly enforced or ... > full story -
Topography of Eastern Seaboard Muddles Ancient Sea Level Changes
May 16, 2013 The distortion of the ancient shoreline and flooding surface of the US Atlantic Coastal Plain are the direct result of fluctuations in topography in the region and could have implications on understanding long-term climate change, according to a new ... > full story -
Galaxy's 'Burning Ring of Fire' Is Frenetic Region of Star Formation
May 16, 2013 Johnny Cash may have preferred this galaxy's burning ring of fire to the one he sang about falling into in his popular song. The "starburst ring" seen at center of a new image in red and yellow hues is not the product of love, as in the song, but is ... > full story -
Brain Makes Call on Which Ear Is Used for Cell Phone
May 16, 2013 If you're a left-brain thinker, chances are you use your right hand to hold your cell phone up to your right ear, according to a newly published study. The study shows a strong correlation between brain dominance and the ear used to listen to a cell ... > full story -
Gene Involved in Neurodegeneration Keeps Clock Running: Scientists Identify Another Gene Important to Morning Wake-Up Call
May 16, 2013 Scientists have shown a gene involved in neurodegenerative disease also plays a critical role in the proper function of the circadian clock. In a study of the common fruit fly, the researchers found the gene, called Ataxin-2, keeps the clock ... > full story
5 am EDT
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Computer Modeling; Computer Programming; Mathematics; Mathematical Modeling; Privacy Issues; Math Puzzles;
Can Math Models of Gaming Strategies Be Used to Detect Terrorism Networks?
May 16, 2013 Mathematicians have developed a mathematical model to disrupt the flow of information in a complex real-world network, such as a terrorist organization, using minimal ... > full story -
Research Into Carbon Storage in Arctic Tundra Reveals Unexpected Insight Into Ecosystem Resiliency
May 16, 2013 When a doctoral student and her advisor went north not long ago to study how long-term warming in the Arctic affects carbon storage, they had made certain ... > full story -
Accident and Trauma; Brain Injury; Disorders and Syndromes; Brain Tumor; Today's Healthcare; Teen Health;
Researchers Shocked by New Statistics on Head Injuries Among People Who Are Homeless
May 16, 2013 Men who are heavy drinkers and homeless for long periods of time have 400 times the number of head injuries as the general population, according to a new study by researchers who said they were shocked by their ... > full story -
Personalized Medicine; Today's Healthcare; Diseases and Conditions; Genes; Public Health; Privacy Issues;
Returning Genetic Incidental Findings Without Patient Consent Violates Basic Rights, Experts Say
May 16, 2013 Scientists push back against recent American College of Medical Genetics and Genomics recommendations, and offer compelling reasons why patient autonomy must remain firmly in place as science ... > full story -
Children's Health; Healthy Aging; Stroke Prevention; Pharmacology; Alzheimer's Research; Infant's Health;
Accelerated Aging in Children: Promising Treatment for Progeria Within Reach
May 16, 2013 Pharmaceuticals that inhibit a specific enzyme may be useful in treating progeria, or accelerated aging in children. A new study indicates that the development of progeria in mice was inhibited upon reducing the production of this ... > full story
2 am EDT
-
Security Risks Found in Sensors for Heart Devices, Consumer Electronics
May 16, 2013 The type of sensors that pick up the rhythm of a beating heart in implanted cardiac defibrillators and pacemakers are vulnerable to tampering, according to a new study conducted in controlled laboratory ... > full story -
Fishing for Memories: How Long-Term Memories Are Processed to Guide Behavior
May 16, 2013 In our interaction with our environment we constantly refer to past experiences stored as memories to guide behavioral decisions. But how memories are formed, stored and then retrieved to assist decision-making remains a mystery. By observing ... > full story -
Faulty Energy Production in Brain Cells Leads to Disorders Ranging from Parkinson's to Intellectual Disability
May 16, 2013 Neuroscientists have shown for the first time that dysfunctional mitochondria in brain cells can lead to learning disabilities. The link between dysfunctional mitochondria and Parkinson's disease is known, but this new research shows that it is also ... > full story -
Low-Grade Cotton Offers More Ecologically-Friendly Way to Clean Oil Spills
May 16, 2013 When it comes to cleaning up the next massive crude oil spill, one of the best and most eco-friendly solutions for the job may be low-grade cotton from West ... > full story -
Coral Reef Fishes Prove Invaluable in the Study of Evolutionary Ecology
May 16, 2013 Coral reef fish species have proven invaluable for experimental testing of key concepts in social evolution and already have yielded insights about the ultimate reasons for female reproductive suppression, group living, and bidirectional sex ... > full story
Health & Biomedical Sciences
Health & Medicine
Consuming Coffee Linked to Lower Risk of an Autoimmune Liver Disease
Regular consumption of coffee is associated with a reduced risk of primary sclerosing cholangitis (PSC), an autoimmune liver ... > full story
- Clinical Support for Patient Self-Management Is Rhetoric Rather Than Reality, Experts Say
- Resistance to Visceral Leishmaniasis: New Mechanisms Involved
- Vitamin C Does Not Lower Uric Acid Levels in Gout Patients, Study Finds
- First Prospective Trial Shows Molecular Profiling Timely for Tailoring Therapy
- more stories
Mind & Brain
Repeat Brain Injury Raises Soldiers' Suicide Risk
Suicide risk is higher among military personnel with more lifetime TBIs, even after controlling for clinical symptom severity. Results of the study show that multiple TBIs, which are common among military personnel, may contribute to increased risk ... > full story
- Brain Rewires Itself After Damage or Injury, Life Scientists Discover
- Novel Brain Training Device to Reconnect Brain and Paralyzed Limb After Stroke
- New Research Shows What Raises and Lowers Blood Pressure: Cell Phones, Salt and Saying Om
- Long-Term Use of Prescription Painkillers for Back Pain Linked to Erectile Dysfunction in Men
- more stories
Living Well
Most Math Being Taught in Kindergarten Is Old News to Students
Kindergarten teachers report spending much of their math instructional time teaching students basic counting skills and how to recognize geometric shapes -— skills the students have already mastered before ever setting foot in the kindergarten ... > full story
Biological & Earth Sciences
Plants & Animals
Who's Your Daddy? Infidelity and Paternity in Reed Warblers
Researchers recently carried out experiments with reed warblers to see how a situation of potential infidelity affects later paternal investment in the chicks and whether it does in fact lead to extra-pair mating. They found that the males ... > full story
Earth & Climate
First Ever Underwater University Lectures
Students at the University of Essex have taken their lectures to a whole new level -- 18 metres under the sea in remote Indonesia to be ... > full story
Fossils & Ruins
Light Cast on Lifestyle and Diet of First New Zealanders
Scientists have shed new light on the diet, lifestyles and movements of the first New Zealanders by analyzing isotopes from their bones and ... > full story
Physical & Applied Sciences
Space & Time
NASA's Asteroid Sample Return Mission Moves Into Development
NASA's first mission to sample an asteroid is moving ahead into development and testing in preparation for its launch in ... > full story
Matter & Energy
Carbon in a Twirl: The Science Behind a Self-Assembled Nano-Carbon Helix
Nanotechnology draws on the fabrication of nanostructures. Scientists have now succeeded in growing a unique carbon structure at the nanoscale that resembles a tiny twirled mustache. Their method might lead the way to the formation of more complex ... > full story
Computers & Math
Scientific Insurgents Say 'Journal Impact Factors' Distort Science
An ad hoc coalition of unlikely insurgents -- scientists, journal editors and publishers, scholarly societies, and research funders across many scientific disciplines -- today posted an international declaration calling on the world scientific ... > full story
- New Insights Into How Materials Transfer Heat Could Lead to Improved Electronics
- Collecting DNA for Human Rights: How to Help While Safeguarding Privacy
- First Direct Proof of Hofstadter Butterfly Fractal Observed in Moiré Superlattices
- Catching Graphene Butterflies: Dramatically Changing Electronic Properties of World's Thinnest Material
- more stories











