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Tiny Batteries: 3-D Printing Could Lead to Miniaturized Medical Implants, Compact Electronics, Tiny Robots
Three-dimensional printing can now be used to print lithium-ion microbatteries the size of a grain of sand. The printed microbatteries could supply electricity to tiny devices in fields ...full story -
IQ Link to Baby's Weight Gain in First Month
New research shows that weight gain and increased head size in the first month of a baby's life is linked to a higher IQ at early school ...full story -
New Drug Reverses Loss of Brain Connections in Alzheimer's
The first experimental drug to boost brain synapses lost in Alzheimer's disease has been developed by researchers. The drug, called NitroMemantine, combines two FDA-approved medicines to ...full story -
Sibling Aggression Linked to Poor Mental Health
Fights between siblings are so common they’re often dismissed as simply part of growing up. Yet a new study finds that sibling aggression is associated with significantly worse mental ...full story -
New 'Embryonic' Subduction Zone Found
A new subduction zone forming off the coast of Portugal heralds the beginning of a cycle that will see the Atlantic Ocean close as continental Europe moves closer to ...full story -
Cheetah-Cub: A Robot That Runs Like a Cat
Thanks to its legs, whose design faithfully reproduces feline morphology, a four-legged "cheetah-cub robot" has the same advantages as its model: it is small, light and fast. Still in its ...full story -
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 ...full story -
'Cold Snap' 116 Million Years Ago Triggered Marine Ecosystem Crisis
A "cold snap" 116 million years ago triggered a similar marine ecosystem crisis to the ones witnessed in the past as a result of global warming, according to new research. The international ...full story -
Mystery of X-Ray Light from Black Holes Solved
Astrophysicists using high-powered computer simulartions demonstrate that gas spiraling toward a black hole inevitably results in X-ray ...full story -
Wild Cheetah Accelerate Fast and Reach Speeds of Up to 58 Miles Per Hour During a Hunt
Researchers have captured the first detailed information on the hunting dynamics of the wild cheetah in its natural habitat. Using an innovative GPS and motion sensing collar that they ...full story
- Printing Tiny Batteries: Compact Electronics
- IQ Link to Baby's Weight Gain in First Month
- Alzheimer's: Reversing Loss of Brain Connections
- Sibling Aggression Tied to Poor Mental Health
- New 'Embryonic' Subduction Zone Found
- Cheetah-Cub: A Robot That Runs Like a Cat
- When It Comes to Mammals, How Big Is Too Big?
- Ancient Cold Snap Triggered Marine Crisis
- Mystery of X-Ray Light from Black Holes Solved
- Wild Cheetahs: Amazing Accelerating and Speed
Personality Test Finds Some Mouse Lemurs Shy, Others Bold
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
... > full story
- more on:
Small Dam Construction to Reduce Greenhouse Emissions Is Causing Ecosystem Disruption
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
... > full story
- more on:
Herbal Extract Boosts Fruit Fly Lifespan by Nearly 25 Percent
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 researchers. ... > full story
- more on:
Chemical Nanoengineering: Designing Drugs Controlled by Light
A new breakthrough will help with
the development of light-regulated
therapeutic molecules. ... > full story
- more on:
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 balance. ... > full story
- more on:
New Way to Improve Antibiotic Production
New research findings could reduce
production times and therefore
costs for antibiotic producers. ... > full story
- more on:
Underwater Springs Reveal How Coral Reefs Respond to Ocean Acidification
Ocean acidification due to rising
carbon dioxide levels will reduce
the density of coral skeletons,
making coral reefs more vulnerable
to disruption and erosion,
according to a new study of corals
growing where submarine springs
... > full story
- more on:
Pesticides Significantly Reduce Biodiversity in Aquatic Environments
The pesticides, many of which are
currently used in Europe and
Australia, are responsible for
reducing the regional diversity of
invertebrates in streams and
rivers by up to 42 percent,
researchers report. ... > full story
- more on:
Mice in a 'Big Brother' Setup Develop Social Structures
New research into mouse social
behavior finds signs of leadership
and reveals features of "autistic"
mouse society. ... > full story
- more on:
Artificial Bone: Designing Synthetic Materials and Quickly Turning the Design Into Reality With 3-D Printing
Researchers have developed a new
method to design synthetic
materials and quickly turn the
design into reality using computer
optimization and 3-D printing. ... > full story
- more on:
Chemical in Antibacterial Soap Fed to Nursing Rats Harms Offspring, Study Finds
A mother's exposure to
triclocarban, a common
antibacterial chemical, while
nursing her babies shortens the
life of her female offspring, a
new study in rats finds. ... > full story
- more on:
Is There an Invisible Tug-of-War Behind Bad Hearts and Power Outages?
Researchers report the first
purely physical experimental
evidence that an invisible and
chaotic tug-of-war known as a
chimera state can occur naturally
within any process that relies on
spontaneous synchronization,
... > full story
- more on:
- Mouse Lemur Personality: Some Shy, Some Bold
- Dams to Reduce CO2 Are Causing Habitat Loss
- Herbal Extract Boosts Fly Lifespan Nearly 25%
- Designing Drugs Controlled by Light
- Quality of Waking Hours: Ease of Falling Sleep
- New Way to Improve Antibiotic Production
- Coral Reefs and Ocean Acidification
- Pesticides Cut Biodiversity in Rivers, Streams
- Mice in 'Big Brother' Setup Get Social
- Method for 3-D Printing Synthetic Materials
- Chemical in Antibacterial Soap May Do Harm
- Tug-Of-War Behind Bad Hearts, Power Outages?
- more top science stories
Top Medical News
Chemical Probe Confirms That Body Makes Its Own Rotten Egg Gas, H2S, to Benefit Health
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
- Fiber-Optic Pen Helps See Inside Brains of Children With Learning Disabilities
- Getting Enough Sleep Could Help Prevent Type 2 Diabetes
- Timing of Calcium and Vitamin D Supplementation May Affect How Bone Adapts to Exercise
- Beliefs About Causes of Obesity May Impact Weight, Eating Behavior
- more top health stories
Top Technology News
Small Satellites Soar in High-Altitude Demonstration
Four tiny spacecraft soared over the California desert June 15 in a high-altitude demonstration flight that tested the sensor and equipment designs created by NASA engineers and student launch ... > full story
- Finding All Asteroid Threats to Human Populations: NASA Announces Asteroid Grand Challenge
- Cassini Probe to Take Photo of Earth from Deep Space
- Working Backward: Computer-Aided Design of Zeolite Templates
- Which Qubit My Dear? New Method to Distinguish Between Neighboring Quantum Bits
- more top technology stories
Top Environment News
Early-Life Air Pollution Linked With Childhood Asthma in Minorities
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
- Predators Affect the Carbon Cycle, Study Shows
- Study Finds the Sweet Spot -- And the Screw-Ups -- That Make or Break Environmental Collective Actions
- Doctors in Veterinary, Human Medicine Team to Give Burned Horse a Second Chance
- Planes, Trains, or Automobiles: Travel Choices for a Smaller Carbon Footprint
- more top environment stories
More Science Headlines
Updated 60 minutes ago | Next update in 2 hours
5 pm EDT Edition
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5 pm EDT
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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 -
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
2 pm EDT
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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 -
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 -
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 am EDT
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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
8 am EDT
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'Undruggable' Cancer May Be Druggable After All: New Target Identified
June 17, 2013 — Researchers have identified in the most aggressive forms of cancer a gene known to regulate embryonic stem cell self-renewal, beginning a creative search for a drug that can block its ... > full story -
Tuberculosis; Pharmacology; Pharmaceuticals; Infectious Diseases; HIV and AIDS; Personalized Medicine;
New Compound Excels at Killing Persistent and Drug-Resistant Tuberculosis
June 17, 2013 — Scientists have identified a highly promising new anti-tuberculosis compound that attacks the tuberculosis bacterium in two different ... > full story -
Researchers Demonstrate Use of Stem Cells to Analyze Causes, Treatment of Diabetes
June 17, 2013 — Scientists have generated patient-specific beta cells, or insulin-producing cells, that accurately reflect the features of maturity-onset diabetes of the ... > full story -
Diet May Affect Alzheimer's Disease Risk
June 17, 2013 — 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 -
Directed in Vitro Technique May Increase Insulin Resistance Among Offspring
June 17, 2013 — A special type of in vitro fertilization, or IVF, may increase the risk for insulin resistance among children conceived in this way, according to a new study from ... > full story
5 am EDT
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Obesity Leads to Brain Inflammation, and Low Testosterone Makes It Worse
June 17, 2013 — Low testosterone worsens the harmful effects of obesity in the nervous system, a new study in mice ... > full story -
Workplace Health; Fitness; Public Health; Health Policy; Diet and Weight Loss; Diseases and Conditions;
Improving Overall Employee Wellness Could Yield Multiple Benefits
June 17, 2013 — Controlling health care costs is crucial for manufacturers to remain competitive. That's why researchers are working with manufacturers to determine if employee wellness programs will cut costs and improve ... > full story -
Obesity Associated With Hearing Loss in Adolescents
June 17, 2013 — Obese adolescents are more likely than their normal-weight counterparts to have hearing loss, according to results of a new study. Findings showed that obese adolescents had increased hearing loss across all frequencies and were almost twice as ... > full story -
New Medication Treats Drug-Resistant Prostate Cancer in the Laboratory
June 17, 2013 — A new drug called pyrvinium pamoate inhibits aggressive forms of prostate cancer that are resistant to standard drugs, according to a study conducted in an animal ... > full story -
Chemistry; Materials Science; Civil Engineering; Organic Chemistry; Inorganic Chemistry; Engineering and Construction;
'Chemical Architects' Build Materials With Potential Applications in Drug Delivery and Gas Storage
June 17, 2013 — 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
2 am EDT
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Preventing Eggs' Death from Chemotherapy: Scientists Discover Cause of Immature Eggs' Death from Cancer Drug and How to Prevent It
June 17, 2013 — Young women who have cancer treatment often lose their fertility because chemotherapy and radiation can damage or kill their immature ovarian eggs, called oocytes. Now, scientists have found the molecular pathway that can prevent the death of ... > full story -
Blocking Overactive Receptor in Alzheimer's Recovers Memory Loss and More, Mouse Study Suggests
June 17, 2013 — A new study shows that memory pathology in older mice with Alzheimer's disease can be reversed with ... > full story -
Petroleum; Energy and the Environment; Energy and Resources; Fossil Fuels; Renewable Energy; Energy Technology;
How Useful Is Fracking Anyway? Study Explores Return of Investment
June 17, 2013 — The value of a fuel's long-term usefulness and viability is judged through its energy return on investment; the comparison between the eventual fuel and the energy invested to create it. The energy return on investment study finds that shale gas has ... > full story -
Anger Management; Disorders and Syndromes; Diseases and Conditions; Today's Healthcare; Immune System; Psychiatry;
Infections Increase Risk of Mood Disorders, Study Suggests
June 17, 2013 — New research shows that every third person who is diagnosed for the first time with a mood disorder has been admitted to hospital with an infection prior to the diagnosis. The study is the largest of its kind to date to show a clear correlation ... > full story -
Obesity; Diet and Weight Loss; Gastrointestinal Problems; Heart Disease; Eye Care; Cosmetic Surgery;
Bariatric Surgery Restores Nerve Cell Properties Altered by Diet
June 17, 2013 — Understanding how gastric bypass surgery changes the properties of nerve cells that help regulate the digestive system could lead to new treatments that produce the same results without surgery, according to scientists who have shown how surgery ... > full story
11 pm EDT
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Fuel Cells; Alternative Fuels; Energy and Resources; Nature of Water; Materials Science; Nanotechnology;
Efficient and Inexpensive: Researchers Develop Catalyst Material for Fuel Cells
June 17, 2013 — Efficient, robust and economic catalyst materials hold the key to achieving a breakthrough in fuel cell technology. Scientists have developed a material for converting hydrogen and oxygen to water using a tenth of the typical amount of platinum that ... > full story -
Polymer-Coated Catalyst Protects 'Artificial Leaf'
June 17, 2013 — One option is to use the electrical energy generated inside solar cells to split water by means of electrolysis, in the process yielding hydrogen that can be used for a storable ... > full story -
Coatings Could Help Medical Implants Function Better
June 17, 2013 — Researchers have been working on the customized synthesis of biocompatible polymers that can coat sensors that are then implanted into the body to cloak them from the immune ... > full story -
Infant's Health; Mental Health Research; Pregnancy and Childbirth; Breastfeeding; Hormone Disorders; Workplace Health;
Healthy, Full-Term Babies Use a Different Stress Hormone Than Their Mother
June 17, 2013 — New research has identified how a steroid hormone may indicate infant distress during labor and delivery. The study suggests that a full-term, healthy baby preferentially secretes a different stress hormone than its mother ... > full story -
High-Fat Diet During Pregnancy Contributes to Offspring's Increased Weight
June 17, 2013 — Exposure to a high-fat diet in the womb and after birth can permanently change the cells in the brain that control food intake, predisposing monkeys to overeating and an increased preference for fatty and sugary foods, a new study ... > full story
8 pm EDT
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Materials Science; Chemistry; Acid Rain; Environmental Issues; Organic Chemistry; Engineering and Construction;
Simple and Inexpensive Process to Make a Material for Carbon Dioxide Adsorption
June 17, 2013 — Researchers in South Korea 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 -
Uniquely Shaped Enzyme Amazes Chemists
June 17, 2013 — Chemists in the Netherlands have found that a uniquely shaped enzyme that has never been seen before in biology is real: two interlocked ring structures, known as ... > full story -
Cells Play 'Tag' to Determine Direction of Movement
June 17, 2013 — Researchers have found that cells in our bodies, when moving collectively, carry out something similar to a game of 'tag' to coordinate their movement in a particular ... > full story -
Testosterone Therapy May Help Improve Pain in Men With Low Testosterone
June 17, 2013 — Testosterone therapy is associated with decreased pain perception in men with low testosterone levels related to opioid (narcotic) pain relievers (analgesics), a new study ... > full story -
Testosterone Improves Verbal Learning and Memory in Postmenopausal Women
June 17, 2013 — Postmenopausal women had better improvement in verbal learning and memory after receiving treatment with testosterone gel, compared with women who received sham treatment with a placebo, a new study ... > 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
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
Excessive Salt Consumption Appears to Be Bad for Your Bones
A high-salt diet raises a woman’s risk of breaking a bone after menopause, no matter what her bone density is, according to a new ... > full story
Biological & Earth Sciences
Plants & Animals
Genetic Diversity Key to Survival of Honey Bee Colonies
When it comes to honey bees, more mates is better. A new study shows that genetic diversity is key to survival in honey bee colonies -- meaning a colony is less likely to survive if its queen has had a limited number of ... > full story
Earth & Climate
Exposure to BPA in Developing Prostate Increases Risk of Later Cancer: Ubiquitous Plasticizers May Have Long-Term Health Effects
Early exposure to BPA (bisphenol A) -- an additive commonly found in plastic water bottles and soup can liners -- causes an increased cancer risk in an animal model of human prostate ... > full story
Fossils & Ruins
Study of Oceans' Past Raises Worries About Their Future
Scientists have now completed the first global study of changes that occurred in a crucial component of ocean chemistry, the nitrogen cycle, at the end of the last ice age. The results of their study confirm that oceans are good at balancing the ... > full story
- Menopause May Be an Unintended Outcome of Men's Preference for Younger Mates
- How Diving Mammals Evolved Underwater Endurance
- Medieval Leprosy Genomes Shed Light on Disease's History
- Putting Flesh on the Bones of Ancient Fish: Synchrotron X-Rays Reconstruct Soft Tissue on 380-Million-Year-Old Fish
- more stories
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
Plasma in a Bag: Plastic Bags Coated by Plasma Serve as Lab for Cultivating Adherent Cells
Plastic bags coated by plasma at atmospheric pressure serve as a GMP laboratory for the cultivation of adherent cells. The plasma is used to modify the internal surface of the bag specifically, so that different cell types can grow on ... > 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
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