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Molecular Trigger for Alzheimer's Disease Identified
Researchers have pinpointed a catalytic trigger for the onset of Alzheimer's disease -- when the fundamental structure of a protein molecule changes to cause a chain reaction that leads to ...full story -
Non-Wetting Fabric That Drains Sweat Invented
Waterproof fabrics that whisk away sweat could be the latest application of microfluidic technology developed by ...full story -
The Mammoth's Lament: How Cosmic Impact Sparked Devastating Climate Change
Researchers have found evidence of a major cosmic event near the end of the Ice Age. The ensuing climate change forced many species to adapt or ...full story -
Do Salamanders' Immune Systems Hold the Key to Regeneration?
Salamanders' immune systems are key to their remarkable ability to regrow limbs, and could also underpin their ability to regenerate spinal cords, brain tissue and even parts of their ...full story -
Practice Makes Perfect? Not So Much, New Research Finds
Turns out, that old "practice makes perfect" adage may be overblown. New research finds that a copious amount of practice is not enough to explain why people differ in level of skill in two ...full story -
How Bilinguals Switch Between Languages
Individuals who learn two languages at an early age seem to switch back and forth between separate "sound systems" for each language, according to new research. The research addresses ...full story -
Amazon River Exhales Virtually All Carbon Taken Up by Rainforest
Woody plant matter is almost completely digested by bacteria living in the Amazon River. This tough stuff plays a major part in fueling the river's breath. The finding has implications for ...full story -
Echolocation: Blind People Have the Potential to Use Their 'Inner Bat' to Locate Objects, Study Finds
New research shows that blind and visually impaired people have the potential to use echolocation, similar to that used by bats and dolphins, to determine the location of an object. The ...full story -
Fossil Brain Teaser: New Study Reveals Patterns of Dinosaur Brain Development
A new study sheds light on how the brain and inner ear developed in dinosaurs. Using high-resolution CT scanning and 3D computer imaging, it was possible to reconstruct and visualise the ...full story -
Actor Johnny Depp Immortalized in Name of Fossilized Creature With 'Scissor Hand' Claws
A scientist has discovered an ancient extinct creature with 'scissor hand-like' claws in fossil records and has named it in honor of his favourite movie star. The 505-million-year-old ...full story
- Molecular Trigger for Alzheimer's Disease ID'd
- Non-Wetting Fabric That Drains Sweat Invented
- How Cosmic Impact Sparked Climate Change
- Salamander Immune System: Key to Regeneration?
- Practice Makes Perfect? Not So Much, Study Says
- How Bilinguals Switch Between Languages
- Amazon River Exhales Carbon Taken Up by Forest
- Blind People Have Potential to Use Echolocation
- Fossil Brain Teaser: Dinosaur Brain Development
- Johnny Depp Immortalized: 'Scissor Hand' Fossil
Compound in Mediterranean Diet Makes Cancer Cells 'Mortal'
New research suggests that a
compound abundant in the
Mediterranean diet takes away
cancer cells' "superpower" to
escape death. ... > full story
- more on:
Ant Study Could Help Future Robot Teams Work Underground
Future teams of subterranean
search and rescue robots may owe
their success to the lowly fire
ant, a much-despised insect whose
painful bites and extensive
networks of underground tunnels
are all-too-familiar to people
living in the southern United
... > full story
- more on:
Bed Sharing Leads to Fivefold Increase in Risk of Crib Death for Babies Whose Parents Do Not Smoke
Parents who share a bed with their
breastfed baby could face a
fivefold increase in the risk of
crib death, even if the parents do
not smoke, according to a new
study. ... > full story
- more on:
Not Just Blowing in the Wind: Compressing Air for Renewable Energy Storage
A comprehensive study into the
potential for compressed air
energy storage in the Pacific
Northwest has identified two
locations in Washington state that
could store enough Northwest wind
energy combined to power about
... > full story
- more on:
Roots of Future Tropical Rainfall: Sea Level Influenced Tropical Climate During the Last Ice Age
How will rainfall patterns across
the tropical Indian and Pacific
regions change in a future warming
world? Climate models generally
suggest that the tropics as a
whole will get wetter, but the
... > full story
- more on:
Heat-Related Deaths in Manhattan Projected to Rise: Killing Season May Push Into Spring and Fall
Researchers say deaths in
Manhattan linked to warming
climate may rise some 20 percent
by the 2020s, and, in some
worst-case scenarios, 90 percent
or more by the 2080s. Higher
... > full story
- more on:
Origins of Life: In Early Earth, Iron Helped RNA Catalyze Electron Transfer
A new study shows how complex
biochemical transformations may
have been possible under
conditions that existed when life
began on the early Earth. The
study shows that RNA is capable of
catalyzing electron transfer under
... > full story
- more on:
Link Between Childhood ADHD and Obesity Revealed in First Long-Term Study
A new study found men diagnosed as
children with
attention-deficit/hyperactivity
disorder (ADHD) were twice as
likely to be obese in a 33-year
follow-up study compared to men
who were not diagnosed with the
... > full story
- more on:
Bacteria Use Hydrogen, Carbon Dioxide to Produce Electricity
Researchers have engineered a
strain of electricity-producing
bacteria that can grow using
hydrogen gas as its sole electron
donor and carbon dioxide as its
sole source of carbon. ... > full story
- more on:
Immune Protein Could Stop Diabetes in Its Tracks, Discovery Suggests
Researchers have identified an
immune protein that has the
potential to stop or reverse the
development of type 1 diabetes in
its early stages, before
insulin-producing cells have been
destroyed. The discovery has wider
... > full story
- more on:
Earth's Iron Core Is Surprisingly Weak
Researchers have used a diamond
anvil cell to squeeze iron at
pressures as high as 3 million
times that felt at sea level to
recreate conditions at the center
of Earth. The findings could
refine theories of how the planet
and its core evolved. ... > full story
- more on:
Lovelorn Frogs Bag Closest Crooner
What lures a lady frog to her
lover? Good looks, the sound of
his voice, the size of his pad or
none of the above? After weighing
up their options, female
strawberry poison frogs (Oophaga
pumilio) bag the closest crooner
they can. This seemingly
... > full story
- more on:
- Mediterranean Diet Makes Cancer Cells 'Mortal'
- Ants to Help Future Underground Robot Teams
- Bed Sharing: 5-fold Increase Risk of Crib Death
- Compressing Air for Renewable Energy Storage
- Roots of Future Tropical Rainfall Explored
- Heat-Related Deaths in Manhattan On the Rise
- Origins of Life: Early Earth, Iron and RNA
- Childhood ADHD Linked to Obesity, Study Finds
- Bacteria use hydrogen, CO2 to make electricity
- Immune Protein Has Potential to Stop Diabetes
- Earth's Iron Core Is Surprisingly Weak
- Lovelorn Frogs Bag Closest Crooner
- more top science stories
Top Medical News
Gym Class Reduces Probability of Obesity, Study Finds for First Time
Little is known about the effect of physical education on child weight, but a new study finds that increasing the amount of time that elementary schoolchildren spent in gym class reduces the probability of ... > full story
- Leading Explanations for Whooping Cough's Resurgence Don't Stand Up to Scrutiny
- Timing of Cancer Radiation Therapy May Minimize Hair Loss
- Autism: Sensory-Motor or Environmental Enrichment May Be Promising Approach
- Women Who Smoke During Pregnancy Increase the Risk of Both Obesity and Gestational Diabetes in Their Daughters
- more top health stories
Top Technology News
Coming Into Existence: Lab Sets a New Record for Creating Heralded Photons
A new experiment establishes a heralding efficiency that might allow loopholes to be eliminated in the validation of spooky action-at-a-distance in quantum ... > full story
Top Environment News
New NOAA Report Examines National Oil Pollution Threat from Shipwrecks
NOAA presented to the U.S. Coast Guard a new report that finds that 36 sunken vessels scattered across the U.S. seafloor could pose an oil pollution threat to the nation's coastal marine resources. Of those, 17 were recommended for further ... > full story
More Science Headlines
Updated 45 minutes ago | Next update in 2 hours 15 minutes
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5 am EDT
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Nanoantennas Improve Infrared Sensing
May 20, 2013 — Engineers have used a pattern of nanoantennas to develop a new way of turning infrared light into mechanical action, opening the door to more sensitive infrared cameras and more compact chemical-analysis ... > full story -
Lung Disease; Asthma; Infant's Health; Pregnancy and Childbirth; Infectious Diseases; Diseases and Conditions;
Prenatal Exposure to Traffic Is Associated With Respiratory Infection in Young Children
May 20, 2013 — Living near a major roadway during the prenatal period is associated with an increased risk of respiratory infection developing in children by the age of 3, according to a new ... > full story -
Air Pollution and Noise Pollution Increase Cardiovascular Risk
May 20, 2013 — Both fine-particle air pollution and noise pollution may increase a person’s risk of developing cardiovascular disease, according to new ... > full story -
Today's Healthcare; Pharmacology; Public Health; Personalized Medicine; Diseases and Conditions; Privacy Issues;
Breakup of Physician, Drug Company Relationship Could Improve Health Care, Cut Cost
May 20, 2013 — A new report suggests that improved health care and significant reductions in drug costs might be attained by breaking up the age-old relationship between physicians and drug company representatives who promote the newest, more costly and often ... > full story -
Far-Reaching, Microvascular Damage Found in Uninjured Side of Brain After Stroke
May 20, 2013 — An animal-model study finds far-reaching microvascular damage in the uninjured side of the brain after a stroke. The findings suggest repair of the protective blood-brain barrier may help prevent this breach in the days following the acute ... > full story
2 am EDT
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Today's Healthcare; Back and Neck Pain; Pain Control; Workplace Health; Diseases and Conditions; Lupus;
Telerehabilitation Allows Accurate Assessment of Patients With Low Back Pain
May 20, 2013 — A new "telerehabilitation" approach lets physical therapists assess patients with low back pain over the Internet, with good accuracy compared with face-to-face examinations, reports a new ... > full story -
Advance in Nanotech Gene Sequencing Technique
May 20, 2013 — The allure of personalized medicine has made new, more efficient ways of sequencing genes a top research priority. One promising technique involves reading DNA bases using changes in electrical current as they are threaded through a nanoscopic hole. ... > full story -
Molecular Marker from Pancreatic 'Juices' Helps Identify Pancreatic Cancer
May 19, 2013 — Researchers have developed a promising method to distinguish between pancreatic cancer and chronic pancreatitis — two disorders that are difficult to tell apart. A molecular marker obtained from pancreatic “juices” can identify ... > full story -
Blood Clots; Today's Healthcare; Hypertension; Wounds and Healing; Diseases and Conditions; Heart Disease;
Commonly Used Catheters Double Risk of Blood Clots in ICU and Cancer Patients
May 19, 2013 — Peripherally inserted central catheters – an often preferred route for delivery of IV medications — increase risk of blood clots in sickest ... > full story -
Kinks and Curves at the Nanoscale: New Research Shows 'Perfect Twin Boundaries' Are Not So Perfect
May 19, 2013 — Since 2004, materials scientists and nanotechnology experts have been excited about a special of arrangement of atoms called a "coherent twin boundary" that can add enormous strength to metals like gold and copper. The CTBs are described as ... > full story
11 pm EDT
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Discovery of a Novel Medicine for the Treatment of Chronic Wounds
May 20, 2013 — Every 20 seconds, a limb is lost as a consequence of diabetic foot ulcer that does not heal. To date, medical solutions that can change this situation are very limited. A researchers has now presented a novel medicine for chronic wound treatment ... > full story -
Anabolic Steroids May Affect Future Mental Health
May 20, 2013 — There is a link between use of anabolic-androgenic steroids and reduced mental health later in life. This is the main conclusion of a new study on elite male strength athletes. Twenty per cent of the subjects in the study admitted steroid ... > full story -
Genetic Diversity Within Tumors Predicts Outcome in Head and Neck Cancer
May 20, 2013 — A new measure of the heterogeneity – the variety of genetic mutations – of cells within a tumor appears to predict treatment outcomes of patients with the most common type of head and neck ... > full story -
Competition in the Quantum World
May 19, 2013 — Physicists have gained a deep insight into the nature of quantum mechanical phase transitions. Scientists have simulated the competition between two rival dynamical processes at a novel type of transition between two quantum mechanical ... > full story -
Predicting Infectious Influenza
May 20, 2013 — A new computer model could help scientists predict when a particular strain of avian influenza might become infectious from bird to human, according to a new ... > full story
8 pm EDT
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Mechanism Linking Key Inflammatory Marker to Cancer Identified
May 20, 2013 — Researchers have revealed how a key player in cell growth, immunity and the inflammatory response can be transformed into a primary contributor to tumor ... > full story -
Children's Health; Child Psychology; Attention Deficit Disorder; Pharmacology; Teen Health; Educational Policy;
One in 10 Teens Using 'Study Drugs,' but Parents Aren't Paying Attention
May 20, 2013 — Just one in 100 parents believe their kids have used prescription stimulants to boost grades, according to a new ... > full story -
Bionimbus Protected Data Cloud to Enable Researchers to Analyze Cancer Data
May 20, 2013 — The University of Chicago has launched the first secure cloud-based computing system that enables researchers to access and analyze human genomic cancer information without the costly and cumbersome infrastructure normally needed to download and ... > full story -
Frogs, Salamanders and Climate Change
May 18, 2013 — Increasingly erratic rainfall patterns can lead to declines in southeastern frog and salamander populations, but protecting ponds can improve their ... > full story -
Attacking MRSA With Metals from Antibacterial Clays
May 18, 2013 — 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
5 pm EDT
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Now We Know Why Old Scizophrenia Medicine Works on Antibiotics-Resistant Bacteria
May 18, 2013 — An old medicine for schizophrenia is effective at treating something completely different than it was designed for: antibiotic-resistant bacteria. So far it has been a mystery how this old schizophrenia medicine works, but now researchers have ... > full story -
Youth Who Have Their First Drink During Puberty Have Higher Levels of Later Drinking
May 18, 2013 — The earlier the age at which youth take their first alcoholic drink, the greater the risk of later alcohol ... > full story -
College Women Exceed NIAAA Drinking Guidelines More Frequently Than College Men
May 18, 2013 — In 1990, the National Institute on Alcohol Abuse and Alcoholism issued guidelines that define low-risk drinking, which differ for men and women. New research shows that female college student drinkers exceed NIAAA guidelines for weekly drinking more ... > full story -
Individuals Who Drink Heavily and Smoke May Show 'Early Aging' of the Brain
May 18, 2013 — Alcohol treatment interventions work best when patients understand and are actively involved in the process. A first-of-its-kind study looks at the interactive effects of smoking status and age on neurocognition in one-month-abstinent alcohol ... > full story -
Reading Rock to Understand How Climate Change Unfolds
May 18, 2013 — Geologists reads rock, looking for the natural rules that govern the Earth’s climate in the absence of human activity. New work is challenging many assumptions about the ways drastic climate change unfolds – and what to expect ... > full story
2 pm EDT
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For Combat Veterans Suffering from Post-Traumatic Stress Disorder, 'Fear Circuitry' in the Brain Never Rests
May 18, 2013 — Chronic trauma can inflict lasting damage to brain regions associated with fear and anxiety. Previous imaging studies of people with post-traumatic stress disorder, or PTSD, have shown that these brain regions can over-or under-react in response to ... > full story -
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 -
Invasive Species: 'Away-Field Advantage' Weaker Than Ecologists Thought
May 17, 2013 — For decades, ecologists have assumed the worst invasive species—such as brown tree snakes and kudzu—have an “away-field advantage.” They succeed because they do better in their new territories than they do at home. A new ... > full story -
Mars Rover Opportunity Examines Clay Clues in Rock
May 18, 2013 — 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
11 am EDT
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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 -
Nine-Year-Old Mars Rover Passes 40-Year-Old Record
May 17, 2013 — While Apollo 17 astronauts Eugene Cernan and Harrison Schmitt visited Earth's moon for three days in December 1972, they drove their mission's Lunar Roving Vehicle 19.3 nautical miles (22.210 statute miles or 35.744 kilometers). That was the ... > full story -
Paleontology: The Eloquence of Otoliths Seen in a 23-Million-Year-Old Fish Fossil
May 16, 2013 — 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 modern bony ... > full story -
South Africa's New Radio Telescope Reveals Giant Outbursts from Binary Star System
May 16, 2013 — An international team of astronomers have reported the first scientific results from the Karoo Array Telescope (KAT-7) in South ... > full story -
Work-Related Stress Linked to Increased Blood Fat Levels, Cardiovascular Health Risks
May 16, 2013 — 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 ... > full story
8 am EDT
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Crickets' Calling Song Hits the High Notes
May 16, 2013 — Research has detailed how acoustic communication has evolved within a unique species of cricket which exploits extremely high frequency harmonics to ... > full story -
Extreme Survival; Evolutionary Biology; Endangered Animals; Genetics; Biology; Biochemistry Research;
Genome Sequence of Tibetan Antelope Sheds New Light on High-Altitude Adaptation
May 17, 2013 — How can the Tibetan antelope live at elevations of 4,000-5,000m on the Qinghai-Tibetan Plateau? Investigators now provide evidence of genetic factors that may be associated with the species' adaption to harsh highland ... > 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 -
New Era of Fisheries Policy Needed to Secure Nutrition for Millions
May 17, 2013 — A new study argues that for fisheries policies to be effective they must take in to account not just fish stock conservation and environmental issues, but also research data on the patterns and dynamics of fish trade, markets and user ... > full story -
Electric and Magnetic Characteristics of a Material Which Could Be Used in Spintronics: Promising Doped Zirconia
May 17, 2013 — Materials belonging to the family of dilute magnetic oxides (DMOs) - an oxide-based variant of the dilute magnetic semiconductors - are good candidates for spintronics ... > full story
Health & Biomedical Sciences
Health & Medicine
Do Men's and Women's Hearts Burn Fuel Differently?
Gender specific shifts in cardiac metabolism under stress may shed light on heart ... > full story
Mind & Brain
Depression Linked to Almost Doubled Stroke Risk in Middle-Aged Women
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
Living Well
Through the Eyes of a Burglar: Study Provides Insights on Habits and Motivations, Importance of Security
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
- High-Testosterone Competitors More Likely to Choose Red
- Students' Diet and Physical Activity Improve With Parent Communications
- New Study Recommends Using Active Videogaming ('exergaming') to Improve Children's Health
- Change in Cycle Track Policy Needed to Boost Ridership, Public Health
- more stories
Biological & Earth Sciences
Plants & Animals
Making Ice-Cream More Nutritious With Meat Left-Overs
Most of the animal proteins found in the meat industry waste have, until now, been underutilized. The challenge is to transform such waste into food of higher functionality and added ... > full story
- Asian Lady Beetles Use Biological Weapons Against Their European Relatives
- Invasive 'Crazy Ants' Are Displacing Fire Ants in Areas Throughout Southeastern U.S.
- Fishing for Memories: How Long-Term Memories Are Processed to Guide Behavior
- Coral Reef Fishes Prove Invaluable in the Study of Evolutionary Ecology
- more stories
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
Reading the Unreadable: 'Unopenable' Scrolls Will Yield Their Secrets to New X-Ray System
Pioneering X-ray technology is making it possible to read fragile rolled-up historical documents for the first time in centuries. Old parchment is often extremely dry and liable to crack and crumble if any attempt is made to physically unroll or ... > full story
- Agriculture in China Predates Domesticated Rice: Discovery of Ancient Diet Shatters Conventional Ideas of How Agriculture Emerged
- Light Cast on Lifestyle and Diet of First New Zealanders
- Clam Fossils Divulge Secrets of Ecologic Stability
- Billion-Year-Old Water Could Hold Clues to Life on Earth and Mars
- more stories
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
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 new X-ray ... > full story
Computers & Math
New Record in Wireless Data Transmission
Researchers have achieved the wireless transmission of 40 Gbit/s at 240 GHz over a distance of one kilometer. Researchers say that their most recent demonstration sets a new world record and ties in seamlessly with the capacity of optical fiber ... > full story
- Most Math Being Taught in Kindergarten Is Old News to Students
- Can Math Models of Gaming Strategies Be Used to Detect Terrorism Networks?
- Scientific Insurgents Say 'Journal Impact Factors' Distort Science
- Fast and Painless Way to Better Mental Arithmetic? Yes, There Might Actually Be a Way
- more stories
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