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Northern Wildfire Smoke May Cast Shadow On Arctic Warming
The Arctic may get some temporary
relief from global warming if the
annual North American wildfire
season intensifies, according to a
new study. Smoke transported to
the Arctic from northern forest
... > full story
- more on:
Adult Stem Cells Activated In Mammalian Brain
Adult stem cells originate in a
different part of the brain than
is commonly believed, and with
proper stimulation they can
produce new brain cells to replace
those lost to disease or injury, a
new study has shown. ... > full story
- more on:
Cow Power Could Generate Electricity For Millions
Converting livestock manure into a
domestic renewable fuel source
could generate enough electricity
to meet up to three percent of
North America's entire consumption
needs and lead to a significant
reduction in greenhouse gas
... > full story
- more on:
Exoplanet Orbiting Sun-like Star Discovered
Astronomers have discovered an
exoplanet orbiting a star slightly
more massive than the Sun. After
just 555 days in orbit, the COROT
mission has now observed more than
50 000 stars and is adding
significantly to our knowledge of
... > full story
- more on:
New Material May Help Autos Turn Heat Into Electricity
Researchers have invented a new
material that will make cars even
more efficient, by converting heat
wasted through engine exhaust into
electricity. In the journal
Science, they describe a material
with twice the efficiency of
... > full story
- more on:
Scientists Solve 30-year-old Aurora Borealis Mystery
What causes the shimmering,
ethereal Northern Lights to
suddenly brighten and dance in a
spectacular burst of colorful
light and rapid movement? Space
scientists have identified the
mechanism that triggers substorms
... > full story
- more on:
Quiet Explosion: Object Intermediate Between Normal Supernovae And Gamma-ray Bursts Found
Astronomers are providing hints
that a recent supernova may not be
as normal as initially thought.
Instead, the star that exploded is
now understood to have collapsed
... > full story
- more on:
Smaller Than Small: Ultrahigh-resolution Electron Microscopy Enters Picometer Scale
Scientists have succeeded in
precisely measuring atomic
spacings down to a few picometers
using new methods in
ultrahigh-resolution electron
... > full story
- more on:
Costs Of Climate Change, State-by-state: Billions, Says New Report
Climate change will carry a price
tag of billions of dollars for a
number of US states, says a new
series of reports. The researchers
conclude that the costs have
already begun to accrue and are
... > full story
- more on:
Scientists Break Record By Finding Northernmost Hydrothermal Vent Field
Inside the Arctic Circle,
scientists have found black smoker
vents farther north than anyone
has ever seen before. The cluster
of vents -- one towering nearly
four stories -- are venting water
... > full story
- more on:
Roll over headlines to view top news summaries:
- Arctic Warming: Relief From Wildfire Smoke?
- Adult Stem Cells Activated In Mammalian Brain
- Cow Power: From Manure To Clean Electricity
- Exoplanet Orbiting Sun-like Star Discovered
- Material Could Turn Car Heat Into Electricity
- Scientists Solve Aurora Borealis Mystery
- Supernova? The Quiet Explosion
- Electron Microscopy Enters Picometer Scale
- Costs Of Climate Change For U.S. In Billions
- Northernmost Hydrothermal Vent Ever Found
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5 pm EDT Edition
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5 pm EDT
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Key Mechanism Of Cellular Damage In Aging And Disease Discovered
July 26, 2008 — Researchers have taken a first snapshot of how a class of highly reactive molecules inflicts cellular damage as part of aging, heart disease, stroke, cancer, diabetes, kidney disease and Alzheimer's ... > full story -
Shimmering Ferroelectric Domains
July 26, 2008 — Ferroelectric materials are named after ferromagnetic ones because they behave in a similar way. The main difference: these materials are not magnetic, but permanently electrically polarized. They ... > full story -
Kidneys Donated After Cardiac Death Could Reduce Disparities For Black Kidney Transplant Recipients
July 26, 2008 — Kidneys donated after individuals die from cardiovascular causes may be one of the best options for black patients in need of transplants, according to a new study. The research reveals that ... > full story -
Moblie Peer-to-peer Applications: Keeping Up With Your Peers, Securely
July 26, 2008 — Mobile peer-to-peer (P2P) applications allow a team or group to create new levels of ad hoc co-operation and collaboration around a specific, real-time goal. But developing compelling and secure ... > full story -
Who's More Likely To Do Sports? White, Middle Class, And Middle-aged
July 26, 2008 — The comfortably off, white, and middle-aged are the most likely to participate in sporting activities, reveals a 10 year study in the British Journal of Sports ... > full story
2 pm EDT
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Promising Results In Deep Brain Stimulation For Patients With Treatment-resistant Depression
July 26, 2008 — New data from a study of patients with treatment-resistant depression who underwent deep brain stimulation in the subcallosal cingulate region of the brain shows that this intervention is generally ... > full story -
New Roadside Beautification Concept Studied
July 26, 2008 — Travel America's highways or drive down any city street this summer and you'll probably see them. From small, manicured beds of flowers to extensive landscaping projects, roadside gardens are taking ... > full story -
Heart Disease Is Linked To Worse Mental Processes That, In Turn, Predict The Onset Of Dementia
July 26, 2008 — Coronary heart disease is associated with a worse performance in mental processes such as reasoning, vocabulary and verbal fluency, according to a study of 5,837 middle-aged Whitehall civil servants ... > full story -
Machine Vision Lab Has Smoother Approach To Tile Quality
July 26, 2008 — Surface defects in ceramic tiles, invisible to the naked eye, could be automatically detected by a new system being developed at the University of the West of England. The system would detect ... > full story -
Giving Electronic Learning A Personal Touch
July 26, 2008 — A learning system that adapts to the abilities and needs of students opens the way to a more personalized approach in delivering education ... > full story
11 am EDT
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Why Cigarette Smoke Makes Flu, Other Viral Infections Worse
July 25, 2008 — A new study could explain why the cold and flu virus symptoms that are often mild and transient in non-smokers can seriously sicken smokers. The study also identified the mechanism by which viruses ... > full story -
It Takes Nerves For Flies To Keep A Level Head
July 25, 2008 — The nerve connections that keep a fly's gaze stable during complex aerial maneuvers, enabling it to respond quickly to obstacles in its flight path, have been revealed in new ... > full story -
Children's Health
Diseases and Conditions
Attention Deficit Disorder
Gastrointestinal Problems
Infant's Health
Alternative MedicineGene Responsible For Rare Childhood Disease Identified
July 25, 2008 — The chromosomal abnormality that causes a rare, but often fatal, disorder that affects infants has been identified by researchers who happened to treat two young children with the disease in San ... > full story -
Various Species' Genes Evolve To Minimize Protein Production Errors
July 25, 2008 — Genetic evolution is strongly shaped by genes' efforts to prevent or tolerate errors in protein production. Previously unexplained patterns of evolution may aim to prevent or tolerate ... > full story -
Energy Drinks Linked To Risk-taking Behaviors Among College Students
July 25, 2008 — Over the last decade, energy drinks -- such as Red Bull, Monster and Rockstar -- have become nearly ubiquitous on college campuses. Now new research validates and expands upon existing concerns about ... > full story
8 am EDT
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Older People May Need Less Sleep, Study Finds
July 25, 2008 — Along with all the other changes that come with age, healthy older people also lose some capacity for sleep. When asked to stay in bed for 16 hours in the dark each day for several days, younger ... > full story -
Bacteria Fight Back: Biofilms Use Chemical Weapons To Neutralize Or Kill Attacking Amoebae
July 25, 2008 — Biofilms develop on any surface that bacteria can attach themselves to. The dilemma we face is that neither disinfectants and antibiotics, nor phagocytes and our immune system can destroy these ... > full story -
Broken DNA Must Find Right Partners Quickly Amid Repairs
July 25, 2008 — Just as square dance partners join hands at a particular point in the music, so broken pieces of DNA in our cells reunite as they are repaired. Precisely and quickly, these DNA pieces identify each ... > full story -
Tracking Down Origin Of Matter And Antimatter
July 25, 2008 — In science fiction stories it is either the inexhaustible energy source of the future or a superweapon of galactic magnitude: antimatter. In fact, antimatter can neither be found naturally in any ... > full story -
Frequent Family Meals Might Reduce Teen Substance Use
July 25, 2008 — Parents who have regular meals with their adolescent children might help lessen the chances they will start drinking or smoking later in their teen years, according to new research. Researchers noted ... > full story
5 am EDT
-
Missing Link Found Between Circadian Clock And Metabolism
July 25, 2008 — Two new research studies have discovered a long sought molecular link between our metabolism and components of the internal clock that drives circadian rhythms, keeping us to a roughly 24-hour ... > full story -
EPA Acts To Reduce Toxic Pesticide -- Carbofuran -- Residue In Food
July 25, 2008 — Due to considerable risks associated with the pesticide carbofuran in food and drinking water, the U.S. Environmental Protection Agency is revoking the regulations that allow carbofuran residues in ... > full story -
Advanced Liver Cancer Patients Live Longer By Taking Anti-cancer Drug Sorafenib
July 25, 2008 — Researchers have found that sorafenib (Nexavar) helps patients with advanced liver cancer live about 44 percent longer compared with patients who did not receive the anti-cancer drug. The findings ... > full story -
New Explanation For Monsoon Development Proposed
July 25, 2008 — Geoscientists have come up with a new explanation for the formation of monsoons, proposing an overhaul of a theory about the cause of the seasonal pattern of heavy winds and rainfall that essentially ... > full story -
Freedom’s Just Another Word For Less Sexually Active Teens
July 25, 2008 — Rigid parenting appears to be linked to increased sexual activity in older teens. More than two of every three American teens has sexual intercourse before age 19. Although it is difficult to confirm ... > full story
2 am EDT
-
Prevailing Theory Of Aging Challenged: Genetic Instructions Found To Drive Aging In Worms
July 25, 2008 — Age may not be rust after all. Specific genetic instructions drive aging in worms. This discovery contradicts the prevailing theory that aging is a buildup of tissue damage akin to rust, and implies ... > full story -
'Snow Flea Antifreeze Protein' Could Help Improve Organ Preservation
July 25, 2008 — Scientists can now make the antifreeze protein that enables billions of Canadian snow fleas to survive frigid winter temperatures. Their laboratory-produced first-of-a-kind proteins could have ... > full story -
Crop-production Costs Will Jump Dramatically In 2009, Study Predicts
July 25, 2008 — Soaring energy prices will yield sharp increases for corn and soybean production next year, cutting into farmers' profits and stretching already high food costs, according to a study. Costs to get ... > full story -
Antimicrobials Target Pathogens On Fruits And Vegetables
July 25, 2008 — A novel food safety treatment could become an asset to the fast-growing fresh-cut produce industry. The antimicrobial treatment involves the use of submicroscopic agents that are unable to reproduce ... > full story -
One Missing Gene Leads To Fruitless Mating Rituals
July 25, 2008 — Male fruit flies missing a gene for one particular odor receptor become clueless in matters of love, scientists have discovered. Because they lack the ability to read important chemical cues, these ... > full story
11 pm EDT
-
Circadian Rhythm-Metabolism Link Discovered
July 25, 2008 — Researchers have found a molecular link between circadian rhythms -- our own body clock -- and metabolism. The discovery reveals new possibilities for the treatment of diabetes, obesity and other ... > full story -
Outdoor Enthusiasts Scaring Off Native Carnivores In Parks
July 25, 2008 — Even a quiet stroll in the park can dramatically change natural ecosystems, according to a new study by conservation biologists. These findings could have important implications for land management ... > full story -
No Need For Gene Screens In Breast Cancer Families, Study Shows
July 25, 2008 — New research should provide relief to women who are worried after a relative's breast cancer diagnosis. A new study shows that a family history of breast cancer does not give a useful indication of ... > full story -
Biology Enters 'The Matrix' Through New Computer Language
July 25, 2008 — A new computer language for modeling biological phenomenon can "think" like cells and molecular mechanisms think, thereby simulating the dynamics of biological phenomenon. Through incorporating basic ... > full story -
Sports Medicine
Brain Injury
Disorders and Syndromes
Birth Defects
Gastrointestinal Problems
Children's HealthWorry About All Blows To The Head
July 25, 2008 — Sports-related concussions in young athletes frequently go unrecognized, and often do not receive proper respect for the potential seriousness that even a mild injury may have, according to a ... > full story
8 pm EDT
-
Kidney Disease
Cholesterol
Multiple Sclerosis Research
Diseases and Conditions
Today's Healthcare
Heart Disease'Statins' Linked To Improved Survival In Kidney Transplant Recipients
July 25, 2008 — For patients receiving kidney transplants, treatment with cholesterol-lowering "statin" drugs may lead to longer survival, reports a new ... > full story -
How Cranberry Juice Can Prevent Urinary Tract Infections
July 25, 2008 — People have long consumed cranberry juice to ward off urinary tract infections, though the exact nature of its action has not been clear. The juice, the study shows, changes the thermodynamic ... > full story -
Teamwork Cuts Out Unnecessary Biopsies, Researchers Find
July 25, 2008 — New research found that when nuclear medicine clinicians and treating physicians work together to interpret PET-CT scan results, the accuracy dramatically improves, sparing patients unnecessary pain ... > full story -
NIST Trumps The Clumps: Making Biologic Drugs Safer
July 25, 2008 — Scientists have developed a technique to measure the formation of clumps of proteins in protein-based pharmaceuticals, a major concern because of its impact on quality control and safety in biologic ... > full story -
Fat Friends And Poor Education Helps People Think Thin
July 25, 2008 — People are powerfully but subconsciously influenced by the weight of those around them. Without being aware of it, researchers believe, human beings keep up with the weight of the Joneses. For a ... > full story
- View all the latest headlines and summaries, or browse by topic below:
Health & Biomedical Sciences
Health & Medicine
Gene Responsible For Rare Childhood Disease Identified
The chromosomal abnormality that causes a rare, but often fatal, disorder that affects infants has been identified by researchers who happened to treat two young children with the disease in San ... > full story
Mind & Brain
Promising Results In Deep Brain Stimulation For Patients With Treatment-resistant Depression
New data from a study of patients with treatment-resistant depression who underwent deep brain stimulation in the subcallosal cingulate region of the brain shows that this intervention is generally ... > full story
Living Well
New Roadside Beautification Concept Studied
Travel America's highways or drive down any city street this summer and you'll probably see them. From small, manicured beds of flowers to extensive landscaping projects, roadside gardens are taking ... > full story
Biological & Earth Sciences
Plants & Animals
It Takes Nerves For Flies To Keep A Level Head
The nerve connections that keep a fly's gaze stable during complex aerial maneuvers, enabling it to respond quickly to obstacles in its flight path, have been revealed in new ... > full story
- Various Species' Genes Evolve To Minimize Protein Production Errors
- Bacteria Fight Back: Biofilms Use Chemical Weapons To Neutralize Or Kill Attacking Amoebae
- EPA Acts To Reduce Toxic Pesticide -- Carbofuran -- Residue In Food
- Prevailing Theory Of Aging Challenged: Genetic Instructions Found To Drive Aging In Worms
- more stories
Earth & Climate
New Explanation For Monsoon Development Proposed
Geoscientists have come up with a new explanation for the formation of monsoons, proposing an overhaul of a theory about the cause of the seasonal pattern of heavy winds and rainfall that essentially ... > full story
Fossils & Ruins
Past Climate Change: Continental Stretching Preceding Opening Of The Drake Passage
Due to the impact of global warming, it has become essential to understand the causes and processes involved in past climate changes. One of the most prominent events in Earth's climatic evolution ... > full story
- Dinosaurs Did Not Evolve Quickly In Last 50 Million Years, New Dinosaur Super-tree Shows
- Predynastic Human Presence Discovered By Core Drilling At The Northern Nile Delta Coast, Egypt
- Stem Cell Chicken And Egg Debate Moves To Unlikely Arena: The Testes
- Unique Fossil Discovery Shows Antarctic Was Once Much Warmer
- more stories
Physical & Applied Sciences
Space & Time
Largest Sample Of Very Distant Galaxies Ever Seen Provide New Insights Into Early Universe
New Hubble Space Telescope observations of six spectacular galaxy clusters acting as gravitational lenses have given significant insights into the early stages of the Universe. Scientists have found ... > full story
Matter & Energy
Machine Vision Lab Has Smoother Approach To Tile Quality
Surface defects in ceramic tiles, invisible to the naked eye, could be automatically detected by a new system being developed at the University of the West of England. The system would detect ... > full story
- Tracking Down Origin Of Matter And Antimatter
- 'Snow Flea Antifreeze Protein' Could Help Improve Organ Preservation
- Nanotechnology Regulation: Former EPA Official Highlights Shortcomings Of Current Federal Oversight
- Could Quantum Tunneling Be Measured By The Attosecond? New Research Leads The Way
- more stories
Computers & Math
Giving Electronic Learning A Personal Touch
A learning system that adapts to the abilities and needs of students opens the way to a more personalized approach in delivering education ... > full story
