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Astronomers Discover Planet That Shouldn't Be There
Astronomers have discovered the most distantly orbiting planet found to date around a single, sun-like star. Weighing in at 11 times Jupiter's mass and orbiting its star at 650 times the ...full story -
Discovery of Partial Skeleton Suggests Ruggedly Built, Tree-Climbing Human Ancestor
A human ancestor characterized by "robust" jaw and skull bones was a muscular creature and more adaptive to its environment than previously thought, scientists have discovered. Researchers ...full story -
You Can't Get Entangled Without a Wormhole: Physicist Finds Entanglement Instantly Gives Rise to a Wormhole
Quantum entanglement is one of the more bizarre theories to come out of the study of quantum mechanics -- so strange, in fact, that Albert Einstein famously referred to it as "spooky action ...full story -
Probiotic Therapy Alleviates Autism-Like Behaviors in Mice
Autism spectrum disorder (ASD) is diagnosed when individuals exhibit characteristic behaviors, decreased social interactions, and impaired communication. Curiously, many with ASD also ...full story -
How Mosquitoes Are Drawn to Human Skin and Breath
Scientists have found that the very receptors in the mosquito's maxillary palp that detect carbon dioxide are ones that detect skin odors as well, thus explaining why mosquitoes are ...full story -
Mother Lemon Sharks 'Home' to Their Birthplace to Give Birth
Research conducted in Bimini in The Bahamas spanning almost two decades shows that female lemon sharks that were born there returned 15 years later to give birth to their own young, ...full story -
Ultrathin 'Diagnostic Skin' Allows Continuous Patient Monitoring
A multidisciplinary research team has developed an ultrathin membrane that can stick to skin and carry arrays of diagnostic sensors and stimulatory components. The "electronic skin" allows ...full story -
New Fossil Species Found in Mozambique Reveals New Data on Ancient Mammal Relatives
In the remote province of Niassa, Mozambique, a new species and genus of fossil vertebrate was found. The species is a distant relative of living mammals and is approximately 256 million ...full story -
Crocodiles Are Cleverer Than Previously Thought: Some Crocodiles Use Lures to Hunt Their Prey
Biologists have observed two crocodilian species -- muggers and American alligators -- using twigs and sticks to lure birds, particularly during nest-building ...full story -
Glimpsing the Infrastructure of a Gamma-Ray Burst Jet
A new study using observations from a novel instrument provides the best look to date at magnetic fields at the heart of gamma-ray bursts, the most energetic explosions in the universe. An ...full story
- Astronomers Find Planet That Shouldn't Be There
- Ruggedly Built, Tree-Climbing Human Ancestor
- Entanglement Instantly Gives Rise to Wormhole
- Gut Bacteria and Autism-Like Behavior in Mice
- How Mosquitoes Are Drawn to Human Skin, Breath
- Lemon Sharks Return to Birthplace to Give Birth
- 'Diagnostic Skin' for Remote Patient Monitoring
- New Fossil: Clues to Ancient Mammal Relatives
- Crocodiles Use Lures to Hunt Their Prey
- Glimpsing Inside a Gamma-Ray Burst Jet
How Water Dissolves Stone, Molecule by Molecule
Scientists have combined
cutting-edge experimental
techniques and computer
simulations to find a new way of
predicting how water dissolves
crystalline structures like those
found in natural stone and cement. ... > full story
- more on:
'Spinning Trap' Developed to Measure Electron Roundness
Researchers have developed a
method of spinning electric and
magnetic fields around trapped
molecular ions to measure whether
the ions' tiny electrons are truly
round -- research with major
implications for future scientific
understanding of the universe. ... > full story
- more on:
New Jersey Shore Likely Faces Unprecedented Flooding by Mid-Century
Geoscientists estimate that the
New Jersey shore will likely
experience a sea-level rise of
about 1.5 feet by 2050 and of
about 3.5 feet by 2100 -- 11 to 15
inches higher than the average for
sea-level rise globally over the
... > full story
- more on:
Coffee or Beer? The Choice Could Affect Your Genome
Coffee and beer are polar
opposites in the beverage world --
coffee picks you up, and beer
winds you down. Now researchers
have discovered that the beverages
may also have opposite effects on
your genome. Working with a kind
of yeast that shares many
... > full story
- more on:
Sharks Prefer to Sneak Up from Behind: Caribbean Reef Sharks Can Tell If a Human Is Facing Toward Them
"Never turn your back on a shark"
is the message from a new article.
Biologists contend that sharks can
comprehend body orientation and
therefore know whether humans are
facing them or not. This ability h ... > full story
- more on:
Deep-Sea Study Reveals Cause of 2011 Tsunami: Unusually Thin, Slippery Geological Fault Found
The tsunami that struck
Japan’s Tohoku region in
2011 was touched off by a
submarine earthquake far more
massive than anything geologists
had expected in that zone. Now, a
... > full story
- more on:
Estrogen: Not Just Produced by Ovaries
A research team reports today that
the brain can produce and release
estrogen — a discovery that
may lead to a better understanding
of hormonal changes observed from
before birth throughout the entire
aging process. ... > full story
- more on:
Stomach 'Clock' Tells Us How Much to Eat
Researchers have discovered the
first evidence that the nerves in
the stomach act as a circadian
clock, limiting food intake to
specific times of the day. ... > full story
- more on:
Structure of Key Pain-Related Protein Unveiled
In a technical tour de force,
scientists have determined, at
near-atomic resolution, the
structure of a protein that plays
a central role in the perception
of pain and heat. ... > full story
- more on:
Geoengineering Approaches to Reduce Climate Change Unlikely to Succeed
Reducing the amount of sunlight
reaching the planet’s
surface by geoengineering may not
undo climate change after all.
Researchers used a simple energy
balance analysis to explain how
the Earth’s water cycle
... > full story
- more on:
Rising Ocean Acidification Leads to Anxiety in Fish
A new research study combining
marine physiology, neuroscience,
pharmacology, and behavioral
psychology has revealed a
surprising outcome from increases
of carbon dioxide uptake in the
oceans: anxious fish. Scientists
have shown for the first time that
... > full story
- more on:
Multi-Dog Study Points to Canine Brain's Reward Center
After capturing the first brain
images of two alert, unrestrained
dogs last year, researchers have
confirmed their methods and
results by replicating them in an
experiment involving 13 dogs. The
research showed that most of the
dogs had a positive response in
... > full story
- more on:
- How Water Dissolves Stone, Molecule by Molecule
- 'Spinning Trap' to Measure Electron Roundness
- Superstorm Sandy Was Just the Beginning
- Coffee or Beer? Choice Could Affect Your Genome
- Sharks Prefer to Sneak Up from Behind
- Deep-Sea Study Reveals Cause of 2011 Tsunami
- Estrogen: Not Just Produced by Ovaries
- Stomach 'clock' Tells Us How Much to Eat
- Structure of Key Pain-Related Protein Unveiled
- Geoengineering to Protect Climate Problematic
- Fish Anxious With Rising Ocean Acidification
- Study Points to Canine Brain's Reward Center
- more top science stories
Top Medical News
US Stroke Deaths Declining Due to Improved Prevention, Treatment
Better blood pressure control, stop-smoking programs and faster treatment are a few of the reasons for a dramatic decline in US stroke deaths in recent ... > full story
Top Technology News
NASA Goddard Planetary Instruments Score a Hat Trick
Planetary instruments from NASA's Goddard Space Flight Center in Greenbelt, Md., hit the trifecta on Dec. 4, running three experiments of the same kind at different places in ... > full story
Top Environment News
New Genetic Research Finds Shark, Human Proteins Stunningly Similar
Despite widespread fascination with sharks, the world’s oldest ocean predators have long been a genetic mystery. The first deep dive into a great white shark’s genetic code has fished up big surprises behind a design so effective it has ... > full story
- Hummingbird Metabolism Unique in Burning Glucose, Fructose Equally
- New Method of DNA Editing Allows Synthetic Biologists to Unlock Secrets of a Bacterial Genome
- Experiment Is First to Simulate Warming of Arctic Permafrost
- Crop-Infecting Virus Forces Aphids to Spread Disease
- more top environment stories
More Science Headlines
Updated 21 hours 30 minutes ago | Next update in 30 minutes
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11 pm EST
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Active Component of Grape Seed Extract Effective Against Cancer Cells
December 4, 2013 — Controlled lab studies of grape seed extract (GSE) show anti-cancer activity without toxicity to healthy ... > full story -
Shining Light on Damage from Daily Sun Exposure: Better Sunscreens Needed
December 4, 2013 — A low level of daily exposure to a common component of sunlight can cause skin damage at the molecular level after just a few days, new research shows. The findings highlight the need for better sunscreens to protect against these damaging ... > full story -
Vaccines; Diseases and Conditions; Infectious Diseases; Healthy Aging; Today's Healthcare; Pregnancy and Childbirth;
Could a Vaccine Help Ward Off MS?
December 4, 2013 — A vaccine used to prevent tuberculosis in other parts of the world may help prevent multiple sclerosis (MS) in people who show the beginning signs of the disease, according to a new study ... > full story -
Inflammation Linked to Obesity in Adults May Be Protective in Young Children
December 4, 2013 — The first study of its kind reveals that the same pro-inflammatory proteins linked to obesity and the metabolic syndrome in adults appear to protect children prior to ... > full story -
Predicting Ovarian Cancer Survival by Counting Tumor-Attacking Immune Cells
December 4, 2013 — Scientists develop a new method for counting cancer-fighting cells in ovarian cancer ... > full story
8 pm EST
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Heart Failure After Heart Attack Is Driven by Immune Cells Made in Spleen
December 4, 2013 — Damage to heart muscle caused by a heart attack turns on immune cells in the spleen that accelerate heart ... > full story -
How Our Nerves Keep Firing
December 4, 2013 — Biologists discovered how nerve cells recycle tiny bubbles or “vesicles” that send chemical nerve signals from one cell to the next. The process is much faster and different than two previously proposed mechanisms for recycling the ... > full story -
An Ecosystem-Based Approach to Protect the Deep Sea from Mining
December 5, 2013 — A new paper describes the expert-driven systematic conservation planning process applied to inform science-based recommendations to the International Seabed Authority for a system of deep-sea marine protected areas to safeguard biodiversity and ... > full story -
Literacy; Educational Psychology; Language Acquisition; Intelligence; Infant and Preschool Learning; Memory;
Study Gives New Meaning to 'Let Your Fingers Do the Walking'
December 4, 2013 — A psychological study has found that skilled typists can’t identify the positions of many of the keys on the QWERTY keyboard and probably didn’t memorize them even when they first learned to ... > full story -
Carbon Monoxide May Help Shrink Tumors, Amplify Effectiveness of Chemotherapy
December 4, 2013 — In recent years, research has suggested that carbon monoxide, the highly toxic gas emitted from auto exhausts and faulty heating systems, can be used to treat certain inflammatory medical conditions. Now a study shows for the first time that carbon ... > full story
5 pm EST
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Gastrointestinal Problems; Medical Devices; Medical Technology; Heartburn; Cancer; Today's Healthcare;
Swallowing a Diagnostic Pill
December 4, 2013 — A tiny capsule that can carry out a chemical analysis of the contents of one's stomach could identify the presence of so-called "occult" blood at very low levels. The data is automatically broadcast to an external monitoring device for detection of ... > full story -
Agriculture and Food; Nature; Food and Agriculture; Genetics; Endangered Plants; Evolutionary Biology;
'Arabidopsis' Semidwarfs: The Green Revolution in Nature
December 4, 2013 — During the so-called ‘green revolution’ of the sixties, a movement that changed agricultural practices in many crops around the world, techniques for genetic improvement were applied in order to obtain grain varieties which were shorter, ... > full story -
Sleep Disorders; Sleep Disorder Research; Obstructive Sleep Apnea; Insomnia; Insomnia Research; Obesity;
Study Links Sleep to Mood Disturbance, Poor Quality of Life in Obese
December 4, 2013 — A new study shows that poor sleep quality is strongly associated with mood disturbance and lower quality of life among people with extreme ... > full story -
Fertility; Multiple Sclerosis Research; Bioethics; Gynecology; Diseases and Conditions; Multiple Myeloma;
IVF Improving, but Fertility Treatments Keep Multiple Births High
December 4, 2013 — More than one in three twin births and three of four births of triplets or more in the United States arise from fertility treatments, according to new estimates published. Although in-vitro fertilization (IVF) practices have improved to produce ... > full story -
Fledgling Supernova Remnant Reveals Neutron Star's Secrets
December 4, 2013 — Astronomers have identified the glowing wreck of a star that exploded a mere 2,500 years ago — the blink of an eye in astronomical ... > full story
2 pm EST
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Early Tree-Dwelling Bipedal Human Ancestor Was Similar to Ancient Apes and 'Lucy' but Not Living Apes
December 4, 2013 — An analysis of the femur of one of the oldest human ancestors reveals the six-million-year-old “Millenium Man” was bipedal but lived in the trees. The research could provide additional insight to the origins of human ... > full story -
NASA's Cassini Spacecraft Obtains Best Views of Saturn Hexagon
December 4, 2013 — NASA's Cassini spacecraft has obtained the highest-resolution movie yet of a unique six-sided jet stream, known as the hexagon, around Saturn's north ... > full story -
Humans Threaten Wetlands' Ability to Keep Pace With Sea-Level Rise
December 4, 2013 — Left to themselves, coastal wetlands can withstand rapid levels of sea-level rise. But humans could be sabotaging some of their best defenses, according to a new ... > full story -
Industrial Age Helps Some Coastal Regions Capture Carbon Dioxide, Surprise Finding Shows
December 4, 2013 — Coastal portions of the world's oceans, once believed to be a source of carbon dioxide to the atmosphere, are now thought to absorb as much as two-thirds more carbon than they emitted in the preindustrial age, researchers ... > full story -
New Scheme Uses Shared Visual Cues to Help People Remember Multiple Passwords
December 4, 2013 — It turns out that the way to keep track of your many passwords to online accounts is the same as how to get to Carnegie Hall -- practice, practice, practice. So researchers have devised a scheme that enables users to create 100 or more passwords by ... > full story
11 am EST
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No Blue Skies for Mice: Scientist Study Differential Distribution of Photoreceptors in Retina of Mice
December 4, 2013 — Guppies, hyenas and mice share one particular retinal specialization in their eye: Photoreceptors (“cones”) sensitive to ‘green’ light are largely located in the top half of the eye, whereas cones sensitive to ... > full story -
Researchers Find Shape-Shifting Stops Migrating Cancer Cells
December 4, 2013 — Like a car with a front and back end, a steering mechanism and an engine to push it forward, cancer cells propel themselves through normal tissues and organs to spread cancer throughout the body. Researchers, however, have managed to turn these ... > full story -
Ten Times More Throughput on Optic Fibers
December 4, 2013 — Two scientists have shown how to achieve a dramatic increase in the capacity of optical fibers. Their simple, innovative solution, generating perfect "Nyquist sinc pulses," reduces the amount of space required between the pulses of light that ... > full story -
Radiographic Imaging Exposes Relationship Between Obesity, Cancer
December 4, 2013 — Researchers are working to improve understanding about obesity and cancer. A study published today is the first to use direct radiographic imaging of adipose tissue rather than estimates like body mass index or waist circumference, and focuses on ... > full story -
Blood Vessels Reorganize After Face Transplantation Surgery
December 4, 2013 — For the first time, researchers have found that the blood vessels in face transplant recipients reorganize themselves, leading to an understanding of the biologic changes that happen after full face ... > full story
8 am EST
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Mammography Screening Intervals May Affect Breast Cancer Prognosis
December 4, 2013 — In a study of screening mammography-detected breast cancers, patients who had more frequent screening mammography had a significantly lower rate of lymph node positivity -- or cancer cells in the lymph nodes -- as compared to women who went longer ... > full story -
Breast Cancer; Medical Technology; Cancer; Medical Devices; Medical Imaging; Diseases and Conditions;
MR-Guided Ultrasound Offers Noninvasive Treatment for Breast Cancer
December 4, 2013 — A technique that uses focused ultrasound under magnetic resonance guidance to heat and destroy tumors may offer a safe and effective treatment for breast cancer, according to new ... > full story -
Today's Healthcare; Heart Disease; Chronic Illness; Medical Technology; Diseases and Conditions; Detectors;
World Record: Longest ECG Ever Measured Non-Invasively
December 4, 2013 — Patients suffering from cardiac diseases may rapidly become emergencies. However, many cardiac diseases are announced several months before, and symptoms are simply overlooked. A long-term ECG may help. A sensor belt for the first time allows ... > full story -
Psychology Research; Disorders and Syndromes; Brain-Computer Interfaces; Psychology; Medical Devices; Nervous System;
Missing 'Brake in the Brain' Can Trigger Anxiety
December 4, 2013 — Fear, at the right level, can increase alertness and protect against dangers. Disproportionate fear, on the other hand, can disrupt the sensory perception, be disabling, reduce happiness and therefore become a danger in itself. In anxiety ... > full story -
Dietary Supplements and Minerals; Cholesterol; Alzheimer's Research; Alzheimer's; Nutrition; Healthy Aging;
Omega-3 Dietary Supplements Pass Blood-Brain Barrier
December 4, 2013 — New research shows that omega-3 fatty acids in dietary supplements can cross the blood brain barrier in people with Alzheimer’s disease, affecting known markers for both the disease itself and inflammation. The findings strengthen the evidence ... > full story
5 am EST
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HIV and AIDS; Infectious Diseases; Pregnancy and Childbirth; STD; Sexual Health; Personalized Medicine;
Study Highlights Massive Benefits of HIV Treatment in South Africa
December 4, 2013 — Antiretroviral therapy (ART) for the treatment of HIV infection has saved 2.8 million years of life in South Africa since 2004 and is projected to save an additional 15.1 million years of life by 2030, according to a new study published. The ... > full story -
Exercise Beneficial for Dementia
December 3, 2013 — Exercise may benefit older people with dementia by improving their cognitive functioning and ability to carry out everyday activities, according to a new systematic review. However, the authors of the review did not see any clear effect of exercise ... > full story -
Toxigenic C. Difficile Resides Harmlessly in Infants, Poses Risk to Adults
December 3, 2013 — Infants and toddlers frequently carry toxigenic Clostridium difficile, usually with no harm to themselves, but can serve as a reservoir and spread the bacteria to adults in whom it can cause severe disease, according to a study by a team of Swedish ... > full story -
Today's Healthcare; Health Policy; Patient Education and Counseling; Diseases and Conditions; Public Health; Workplace Health;
Dispelling Urban Legend, New Study Shows Who Uses Emergency Departments Frequently
December 3, 2013 — Frequent emergency department users are have a substantial burden of disease, often having multiple chronic conditions and many hospitalizations, according to the analysis of Medicaid data for New York ... > full story -
Malaria; Pharmacology; Personalized Medicine; Today's Healthcare; Children's Health; Patient Education and Counseling;
Malaria Treatment Could Improve in Children
December 3, 2013 — Antimalarial drug resistance has hampered malaria control programs for almost 60 years. A key factor in combatting this threat is to ensure that all antimalarial drugs are deployed in a way that ensures that the maximum number of patients are ... > full story
2 am EST
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New Insights Into Cancer Evolution Help Define Screening Window of Opportunity
December 3, 2013 — Researchers discover that cancer develops a few years after cells undergo drastic mutations, contrary to common ... > full story -
Medical Education and Training; Today's Healthcare; Patient Education and Counseling; Medical Imaging; Personalized Medicine; Medical Devices;
Less Medical Errors When Continuity of Care in Hospitals Improved
December 3, 2013 — Implementation of a multifaceted program to improve patient handoffs (change in staff caring for a patient) among physicians-in-training residents at a children's hospital was associated with a reduction in medical errors and preventable adverse ... > full story -
Membrane Enzymes 'Stop and Frisk' Proteins Indiscriminately
December 3, 2013 — For what is believed to be the first time, researchers have illuminated the inner workings of an important class of enzymes located inside the outer envelopes of cells. Much to their surprise, they report, these protein cutters, called rhomboid ... > full story -
Chronic Illness; Nervous System; Alzheimer's; Huntington's Disease; Disorders and Syndromes; Parkinson's Research;
Molecular Sensor Detects Early Signs of Multiple Sclerosis, Study Finds
December 3, 2013 — For some, the disease multiple sclerosis (MS) attacks its victims slowly over a period of years. For others, it strikes in fits and starts. But all patients share one thing: the disease had long been present in their nervous systems, under the radar ... > full story -
HIV-1 Movement Across Genital Tract Cells Surprisingly Enhanced by Usurping Antibody Response
December 3, 2013 — Infectious disease researchers have identified a novel mechanism wherein HIV-1 may facilitate its own transmission by usurping the antibody response directed against itself. These results have important implications for HIV vaccine development and ... > full story
Health & Biomedical Sciences
Health & Medicine
Vaginally Administered Erectile Dysfunction Medication May Alleviate Menstrual Cramping, Study Suggests
Women with moderate to severe menstrual cramps may find relief in a class of erectile dysfunction drugs, according to a team of ... > full story
Mind & Brain
Study Points to Differences in High-School Crack, Powder Cocaine Use
The use of crack and powder cocaine both varies and overlaps among high school seniors, researchers have found. Their findings point to the need to take into account both common and different at-risk factors in developing programming and messaging ... > full story
Living Well
Researchers Create Brand Associations by Mining Millions of Images from Social Media
The images people share on social media -- photos of favorite products and places, or of themselves at bars, sporting events and weddings -- could be valuable to marketers assessing their customers' "top-of-mind" attitudes toward a brand. ... > full story
Biological & Earth Sciences
Plants & Animals
Proteins' Passing Phases Revealed
A new method to identify previously hidden details about the structure of proteins may speed the process of novel drug ... > full story
Earth & Climate
Sea-Level Rise to Drive Coastal Flooding, Regardless of Change in Cyclone Activity
Though recent studies focus on climate change impacts on intensity and frequency of tropical cyclones, a new review shows that sea level rise and shoreline retreat are the two more certain factors expected to drive an increase in future flood ... > full story
- First Evidence of Primates Regularly Sleeping in Caves
- Virtual Wall Could Stop Spread of Oil and Help Build Invisible Barrier for Oil Spills
- Turning Waste Into Power With Bacteria and Loofahs
- While the Arctic Ocean Is Largely a Carbon Sink, Parts Are Also a Source of Atmospheric Carbon Dioxide
- more stories
Fossils & Ruins
New Research Will Allow More Reliable Dating of Major Past Events
Academics have developed a new internationally agreed radiocarbon calibration curve which will allow key past events to be dated more ... > full story
- Oldest Hominin DNA Sequenced: Mitochondrial Genome of a 400,000-Year-Old Hominin from Spain Decoded
- Fossils Clarify the Origins of Wasps and Their Kin: Alderfly Ancestors, Snakefly Cousins
- Rapid Climate Changes at End of Last Glaciation, but With 120 Year Time Lag
- Domestication of Dogs May Have Elaborated on a Pre-Existing Capacity of Wolves to Learn from Humans
- more stories
Physical & Applied Sciences
Space & Time
Mysteries of Earth's Radiation Belts Uncovered by NASA Twin Spacecraft
Just over a year since launch, NASA's Van Allen Probes mission continues to unravel longstanding mysteries of Earth's high-energy radiation belts that encircle our planet and pose hazards to orbiting satellites and ... > full story
Matter & Energy
Electricity from Waste Heat With More Efficient Materials
Thermoelectric materials can convert waste heat directly into electricity. Scientists have developed hybrid thermoelectric materials which combine useful properties from different types of ... > full story
Computers & Math
Pulsatile Blood Flow Unmasks New Migraine Features
With every heartbeat, the blood is sent to all our peripheral tissues, generating changes in pulsatile perfusion. Using these pulsatile changes as a source of information, researchers have developed a new method of 2D mapping of microcirculation, ... > full story
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