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New Nano Satellite Mission To Examine Link Between Lightning And Terrestrial Gamma Ray Flashes
Massive energy releases occur
every day in the upper reaches of
Earth's atmosphere. Lightning may
give rise to these bursts of
radiation. However, unlike the
... > full story
- more on:
Forgotten But Not Gone: How The Brain Re-learns
Thanks to our ability to learn and
to remember, we can perform tasks
that other living things can not
even dream of. However, we are
only just beginning to get the
gist of what really goes on in the
brain when it learns or forgets
... > full story
- more on:
'Powerhouses' From Living Cells -- Mitochondria -- Power New Explosives Detector
Researchers in Missouri have
borrowed the technology that
living cells use to produce energy
to develop a tiny, self-powered
sensor for rapid detection of
... > full story
- more on:
Iconic Rings And Flares Of Galaxies Created By Violent, Intergalactic Collisions
The bright pinwheels and broad
star sweeps iconic of disk
galaxies such as the Milky Way
might all be the shrapnel from
massive, violent collisions with
other galaxies and galaxy-size
... > full story
- more on:
'4-D' Microscope Revolutionizes The Way We Look At Nano World
More than a century ago, the
development of the earliest motion
picture technology made what had
been previously thought "magical"
a reality: capturing and
recreating the movement and
... > full story
- more on:
Beta Pictoris Planet Finally Imaged?
A team of French astronomers have
discovered an object located very
close to the star Beta Pictoris,
and which apparently lies inside
its disc. With a projected
distance from the star of only 8
times the Earth-Sun distance, this
... > full story
- more on:
Concealed Glaciers Discovered On Mars At Mid-latitudes
Vast Martian glaciers of water ice
under protective blankets of rocky
debris persist today at much lower
latitudes than any ice previously
identified on Mars, says new
research using ground-penetrating
... > full story
- more on:
Pluripotent Stem Cells Shown To Generate New Retinal Cells Necessary For Vision, Study Finds
Pluripotent stem cells -- those,
like embryonic stem cells, that
give rise to almost every type of
cell in the body -- can be
converted into the different
... > full story
- more on:
Pure Insulin-producing Cells Produced In Mice
Researchers have developed an
unlimited number of pure
insulin-producing cells from mouse
embryonic stem cells. The cells,
which have the same sub-cellular
structures as the
insulin-producing cells naturally
... > full story
- more on:
Researchers Make New Electronics -- With A Twist
Scientists have made electronics
that can bend. They've made
electronics that can stretch. And
now, they've reached the ultimate
goal -- electronics that can be
subjected to any complex
deformation, including twisting.
... > full story
- more on:
Roll over headlines to view top news summaries:
- Nano Satellite To Examine Gamma Ray Flashes
- Forgotten But Not Gone: How The Brain Re-learns
- Mitochondria Power New Explosives Detector
- Galaxy Flares Created By Violent Collisions
- '4-D' Microscope Opens New View On Nano World
- Beta Pictoris Planet Finally Imaged?
- Concealed Glaciers Discovered On Mars
- Stem Cells Make New Retinal Cells In Tadpoles
- Pure Insulin-producing Cells Produced In Mice
- Researchers Create Circuits That Can Twist
More Science Headlines
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5 am EST Edition
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5 am EST
-
Blood Component That Turns Anthrax Bacteria Virulent Identified
November 22, 2008 — Scientists have discovered the key chemical that signals Bacillus anthracis, the bacterium that causes anthrax, to become lethal. This finding opens up new avenues of exploration for the development ... > full story -
Is A Stradivarius Violin Better Than Other Violins?
November 22, 2008 — Some sell for more than $3.5 million. Only 700 of them exist, and they're stored in vaults, frequently stolen and often counterfeited. The object in question? Stradivarius violins, constructed by ... > full story -
Isolated Breast Cancer Cells In Sentinel Lymph Node Associated With Non-Sentinel Lymph Node Metastases
November 22, 2008 — Women who are found to have isolated breast cancer cells upon sentinel lymph node biopsy have a risk of having metastases in other lymph ... > full story -
Snow In The Arctic: An Ingredient In A Surprising Chemical Cocktail
November 22, 2008 — In the Arctic in spring, the snow cover gives off nitrogen oxides. This phenomenon, the extent of which had not been previously realized, is the source of one third of the nitrates present in the ... > full story -
Crafting Your Image For Your 1,000 Friends On Facebook Or MySpace
November 22, 2008 — Students are creating idealized versions of themselves on social networking websites -- Facebook and MySpace are the most popular -- and using these sites to explore their emerging identities, ... > full story
2 am EST
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Widely Used Cancer Drug Associated With Significantly Increased Risk Of Blood Clots
November 22, 2008 — The use of the cancer drug bevacizumab is associated with an increased risk of venous thromboembolism (blood clots in the deep veins of the legs or in the lungs), according to a new ... > full story -
Evolution Of The Visual System Is Key To Abstract Art
November 22, 2008 — Famous works of abstract art achieve popularity by using shapes that resonate with the neural mechanisms in the brain linked to visual information, a psychologist has ... > full story -
Increased Nonfasting Triglyceride Levels Associated With Higher Risk Of Stroke
November 22, 2008 — Elevated nonfasting triglyceride levels, previously associated with an increased risk for heart attack, also appear to be associated with an increased risk for ischemic ... > full story -
Methanization On The Farm: Integrating Nitrogen Treatment
November 22, 2008 — In Rennes, studies are being conducted to combine livestock liquid manure methanization processes with a biological nitrogen removal process. The expected benefits are measured in terms of energy ... > full story -
Oh, What A Feeling! Regaining Ability To Interpret Emotions After Severe Brain Injury
November 22, 2008 — People who have lost the ability to interpret emotion after a severe brain injury can regain this vital social skill by being re-educated to read body language, facial expressions and voice tone in ... > full story
11 pm EST
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Does Growth Hormone Drug Slow Alzheimer's Disease?
November 22, 2008 — A new study shows that a drug that increases the release of growth hormone failed to slow the rate of progression of Alzheimer's disease in ... > full story -
Burying Greenhouse Gases: New Tool Could Aid Safe Underground Storage Of Carbon Dioxide
November 22, 2008 — To prevent global warming, researchers and policymakers are exploring a variety of options to significantly cut the amount of carbon dioxide that reaches the atmosphere. One possible approach ... > full story -
Calcium Plus Vitamin D Supplementation Is Not Associated With A Reduced Breast Cancer Risk
November 22, 2008 — Taking calcium and vitamin D supplements does not reduce breast cancer incidence in postmenopausal women, according to data from a randomized, doubled-blind, placebo-controlled trial published in the ... > full story -
Identifying Invasive Australian Pine Trees In Florida
November 22, 2008 — Invasive Australian pines that crowd out native plants in Florida present a particular conundrum. In the Sunshine State, it can be very difficult to tell the look-alike Casuarina species and ... > full story -
Race Guides Neighborhood Evaluation, Study Says
November 22, 2008 — Race is a powerful determinant of how whites regard a neighborhood, according to a recent study. The investigation indicates that neighborhood evaluations are socially constructed and contribute to ... > full story
8 pm EST
-
New Cause Of Fatal Brain Injury From Acute Viral Meningitis
November 21, 2008 — What was once thought to be the culprit responsible for fatal brain damage in acute viral meningitis has now been found to be only an accomplice, say researchers at the Scripps Research ... > full story -
Urgent Action On International Coral Reef Crisis Urged
November 21, 2008 — Coral reef scientists and policy makers from the world's most prominent coral reef nations are meeting in Australia this week to develop urgent action plans to rescue the world's richest center of ... > full story -
Visual Impairment: Promising Treatment For Anti-VEGF And Retinopathy Of Prematurity Described
November 21, 2008 — A clinical study offers a promising new treatment for retinopathy of prematurity. ROP is often difficult to resolve using current treatments and can result in permanent, severe visual impairment in ... > full story -
DVR Fast-forwarding May Not Be Fatal To TV Advertising
November 21, 2008 — With the advent of digital video recorders and products like TiVo, viewers can fast-forward past commercials while playing back their favorite shows. Researchers found that viewers can retain ... > full story -
Non-white Med Students Reject Therapies Associated With Their Culture, Study Finds
November 21, 2008 — Non-white medical students are more likely to embrace orthodox medicine and reject therapies traditionally associated with their cultures. That is one finding from an international study that ... > full story
5 pm EST
-
Children Of Centenarians Live Longer, Have Lower Risk Of Heart Disease, Stroke, Diabetes
November 21, 2008 — Centenarian offspring (children of parents who lived to be at least 97 years old) retain important cardiovascular advantages from their parents compared to a similarly-aged ... > full story -
Research Finds Way To Double Rice Crops In Drought-stricken Areas
November 21, 2008 — New research has yielded a way to double the output of rice crops in some of the world's poorest, most distressed ... > full story -
Calorie Restriction And Exercise Show Breast Cancer Prevention Differences In Postmenopausal Women
November 21, 2008 — Scientists have identified pathways by which a reduced-calorie diet and exercise can modify a postmenopausal woman's risk of breast ... > full story -
New Method For Tracing Metal Pollution Back To Its Sources
November 21, 2008 — A new way of pinpointing where zinc pollution in the atmosphere comes from could improve pollution monitoring and regulation, according to new ... > full story -
Uncertainty Can Be More Stressful Than Clear Negative Feedback
November 21, 2008 — We are faced with uncertainty every day. Will our investments pay off? Will we get the promotions we are hoping for? When faced with the unknown, most people experience some degree of anxiety and ... > full story
2 pm EST
-
Simple Blood Test For Colon Cancer: New Early-warning Test Detects Polyps Before Cancer Sets In
November 21, 2008 — Researchers in Israel have developed a simple early-warning test that can detect colon cancer in the blood. Using biomarkers, it is the first test on the market that can detect cells of colon polyps ... > full story -
Converting Sunlight Into Electricity: European Project Breaks Efficiency Record
November 21, 2008 — Scientists have developed photovoltaic multi-junction solar cells which are able to convert 39.7% of the energy of sun light into electricity. This is the highest percentage ever reached in Europe, ... > full story -
Male Birth Defect Associated With Certain Genetic Mutations, Study Finds
November 21, 2008 — A small percentage of males born with cryptorchidism (failure of one or both testicles to descend into the scrotum), the most frequent congenital birth defect in male children, are more likely to ... > full story -
Quantum Computers Could Excel In Modeling Chemical Reactions
November 21, 2008 — Quantum computers would likely outperform conventional computers in simulating chemical reactions involving more than four atoms, according to scientists. Such improved ability to model and predict ... > full story -
Research Sheds Light On Benefits Of Multiple Mates
November 21, 2008 — New research could explain why females of many species have multiple partners. Females of most species, including many mammals, mate with multiple partners. The driving forces for this practice, ... > full story
11 am EST
-
Brain Reorganizes To Adjust For Loss Of Vision
November 21, 2008 — A new study shows that when patients with macular degeneration focus on using another part of their retina to compensate for their loss of central vision, their brain seems to compensate by ... > full story -
Shellfish Inspire New Adhesives
November 21, 2008 — Adhesive shellfish proteins bind regardless of how many binding elements they contain. This has potential for the development of new kinds of binding ... > full story -
Why Only Some Former Smokers Develop Lung Cancer
November 21, 2008 — Canadian researchers are trying to answer why some smokers develop lung cancer while others remain disease free, despite similar lifestyle ... > full story -
Extreme Makeover: Photos Realistically Embedded Within Videos
November 21, 2008 — Stanford artificial intelligence researchers have developed software that makes it easy to reach inside an existing video and place a photo on the wall so realistically that it looks like it was ... > full story -
Brain Compound 'Throws Gasoline Onto The Fire' Of Schizophrenia
November 21, 2008 — New research has traced elevated levels of a specific compound in the brain to problem-solving deficits in patients with schizophrenia. The finding suggests that drugs used to suppress the compound, ... > full story
8 am EST
-
Misreading Of Damaged DNA May Spur Tumor Formation
November 21, 2008 — Cells can turn on tumor-promoting growth circuits by falsely reporting critical genetic information during the process of transcription: making RNA from DNA. Damage to the DNA making up a gene can ... > full story -
Birds Singing In Slow Motion Help Reveal Brain Locations Responsible For Timing
November 21, 2008 — As anyone who watched the Olympics can appreciate, timing matters when it comes to complex sequential actions. It can make a difference between a perfect handspring and a fall, for instance. But what ... > full story -
Faster Test For Food Protein That Triggers Celiac Disease
November 21, 2008 — Researchers are reporting development of a faster test for identifying the food protein that triggers celiac disease, a difficult-to-diagnose digestive disease involving the inability to digest ... > full story -
Rock Avalanches And Landslides: Modeling When The Mountain Slides Down Into The Valley
November 21, 2008 — Rock avalanches and landslides, rock falls and slope slips are all contained in the concept of mass movements. The ever more intensive usage of the mountainous regions and the climate change are some ... > full story -
Stress Hinders Rats' Decision-making Abilities
November 21, 2008 — A single exposure to uncontrollable stress impairs decision making in rats for several days, making them unable to reliably seek out the larger of two ... > full story
- View all the latest headlines and summaries, or browse by topic below:
Health & Biomedical Sciences
Health & Medicine
Widely Used Cancer Drug Associated With Significantly Increased Risk Of Blood Clots
The use of the cancer drug bevacizumab is associated with an increased risk of venous thromboembolism (blood clots in the deep veins of the legs or in the lungs), according to a new ... > full story
- Calcium Plus Vitamin D Supplementation Is Not Associated With A Reduced Breast Cancer Risk
- New Cause Of Fatal Brain Injury From Acute Viral Meningitis
- Visual Impairment: Promising Treatment For Anti-VEGF And Retinopathy Of Prematurity Described
- Non-white Med Students Reject Therapies Associated With Their Culture, Study Finds
- more stories
Mind & Brain
Evolution Of The Visual System Is Key To Abstract Art
Famous works of abstract art achieve popularity by using shapes that resonate with the neural mechanisms in the brain linked to visual information, a psychologist has ... > full story
Living Well
Uncertainty Can Be More Stressful Than Clear Negative Feedback
We are faced with uncertainty every day. Will our investments pay off? Will we get the promotions we are hoping for? When faced with the unknown, most people experience some degree of anxiety and ... > full story
Biological & Earth Sciences
Plants & Animals
Research Sheds Light On Benefits Of Multiple Mates
New research could explain why females of many species have multiple partners. Females of most species, including many mammals, mate with multiple partners. The driving forces for this practice, ... > full story
Earth & Climate
Burying Greenhouse Gases: New Tool Could Aid Safe Underground Storage Of Carbon Dioxide
To prevent global warming, researchers and policymakers are exploring a variety of options to significantly cut the amount of carbon dioxide that reaches the atmosphere. One possible approach ... > full story
Fossils & Ruins
Discovery Of Giant Roaming Deep Sea Protist Provides New Perspective On Animal Evolution
Groove-like tracks on the ocean floor made by giant deep-sea single-celled organisms could lead to new insights into the evolutionary origin of animals, according to ... > full story
Physical & Applied Sciences
Space & Time
Site List Narrows For NASA's Next Mars Landing
Four intriguing places on Mars have risen to the final round as NASA selects a landing site for its next Mars mission, the Mars Science Laboratory. The agency had a wider range of possible landing ... > full story
Matter & Energy
Methanization On The Farm: Integrating Nitrogen Treatment
In Rennes, studies are being conducted to combine livestock liquid manure methanization processes with a biological nitrogen removal process. The expected benefits are measured in terms of energy ... > full story
Computers & Math
DVR Fast-forwarding May Not Be Fatal To TV Advertising
With the advent of digital video recorders and products like TiVo, viewers can fast-forward past commercials while playing back their favorite shows. Researchers found that viewers can retain ... > full story
