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Glacier Melt Adds Ancient Edibles to Marine Buffet
Glaciers along the Gulf of Alaska
are enriching stream and near
shore marine ecosystems from a
surprising source -- ancient
carbon contained in glacial
runoff. ... > full story
- more on:
Exposure to Young Triggers New Neuron Creation in Females Exhibiting Maternal Behavior
Maternal behavior itself can
trigger the development of new
neurons in the maternal brain
independent of whether the female
was pregnant or has nursed,
... > full story
- more on:
Vampires and Collisions Rejuvenate Stars
Using the NASA/ESA Hubble Space
Telescope, astronomers have
uncovered two distinct kinds of
"rejuvenated" stars in the
globular cluster Messier 30. A new
study shows that both stellar
collisions and a process sometimes
... > full story
- more on:
Calorie Restriction: Scientists Take Important Step Toward 'Fountain of Youth'
Going back for a second dessert
after your holiday meal might not
be the best strategy for living a
long, cancer-free life say
researchers. That's because
... > full story
- more on:
The Past Matters to Plants
It's commonly known that plants
interact with each other on an
everyday basis: they shade each
other out or take up nutrients
from the soil before neighboring
plants can get them. Now,
researchers have learned that
plants also respond to the past. ... > full story
- more on:
Sun and Moon Trigger Deep Tremors on San Andreas Fault
When the sun and moon are aligned
with the San Andreas Fault they
tug on it enough to increase the
tremor rate deep underground,
according to a new study. While
these tremors have not yet been
linked to earthquakes, the tremors
... > full story
- more on:
How the Brain Encodes Memories at a Cellular Level
Scientists have made a major
discovery in how the brain encodes
memories. The finding could
eventually lead to the development
of new drugs to aid memory. ... > full story
- more on:
Keck Telescopes Gaze Into Young Star's 'Life Zone'
The inner regions of young
planet-forming disks offer
information about how worlds like
Earth form, but not a single
telescope in the world can see
them. Yet, for the first time,
astronomers using the W. M. Keck
... > full story
- more on:
Santa’s Sleigh: Researcher Explains Science of Christmas Magic
Santa skeptics have long
considered St. Nick's ability to
deliver toys to the world's good
girls and boys on Christmas Eve a
scientific impossibility. But new
research shows that Santa is able
... > full story
- more on:
Herschel Space Telescope Uncovers Sources of Cosmic Infrared Background
A weak cosmic infrared radiation
field that reaches Earth from all
directions contains not yet
deciphered messages about the
evolution of galaxies. Using first
observations with the PACS
... > full story
- more on:
Roll over headlines to view top news summaries:
- Glacier Melt: Ancient Food in Marine Diet
- Mothering Babies Triggers Neuron Creation?
- Vampires and Collisions Rejuvenate Stars
- Calorie Restriction: Toward Fountain of Youth?
- The Past Matters to Plants
- Sun and Moon May Trigger San Andreas Fault
- How Memories Are Encoded at Cellular Level
- Telescopes Gaze Into Young Star's 'Life Zone'
- Santa’s Sleigh: Science of Christmas Magic
- Cosmic Infrared Background Sources Revealed
More Science Headlines
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11 am EST Edition
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11 am EST
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Rise in Drug Resistance of Dangerous Infection in US Hospitals
December 27, 2009 — A new study reports a surge in drug-resistant strains of Acinetobacter, a dangerous type of bacteria that is becoming increasingly common in US ... > full story -
Milk Thistle Herb Protects Cancer Patients from Chemotherapy-Associated Liver Toxicity
December 27, 2009 — A new study finds that the herb milk thistle may help treat liver inflammation in cancer patients who receive chemotherapy. The study indicates that the herb could allow patients to take potent doses ... > full story -
Crohn's Disease
Human Biology
Diseases and Conditions
Alzheimer's Research
Healthy Aging
Today's Healthcare'Garbage Disposal' Role of VCP and Implications for Degenerative Disease
December 27, 2009 — New research reveals how a mutant ATPase blocks autophagy partway through to cause a multi-tissue degenerative ... > full story -
An Easy Way to See the World's Thinnest Material
December 27, 2009 — Scientists have used the dye fluorescein to create a new imaging technique to view ... > full story -
Structured Reporting Software Creates Less Complete and Accurate Radiology Reports Than Free Text
December 27, 2009 — As many software companies work to create programs that will give uniform structure to the way radiological test results are reported, a new study shows that such a system does not improve, but ... > full story
8 am EST
-
Physician Urges Changes in Diagnosis for Sore Throat in Young Adults
December 27, 2009 — New analysis suggests that physicians need to re-think their diagnosis and treatment of sore throat, or pharyngitis, in adolescents and young adults to consider a more newly identified and ... > full story -
New Clues Emerge for Understanding Morphine Addiction
December 27, 2009 — Scientists are adding additional brush strokes to the revolutionary new image now emerging for star-shaped cells called astrocytes in the brain and spinal cord. Their report suggests a key role for ... > full story -
Multiple Sclerosis Research
Anemia
Today's Healthcare
Diseases and Conditions
Healthy Aging
Medical ImagingResearchers Find Evidence of Survival Gains in Bone Marrow Disease
December 27, 2009 — Scientists demonstrate new survival data for the blood disorder myelofibrosis. This retrospective study is the largest ever conducted in young patients with primary ... > full story -
Flowering Powers Genetic Understanding
December 27, 2009 — New research on how plants adapt their flowering to climate is also helping to unravel some of the mysteries of how genes are controlled. Studies on a gene in Arabidopsis that controls flowering time ... > full story -
Asthma
Lung Disease
Alternative Medicine
Diseases and Conditions
Personalized Medicine
Infectious DiseasesIranian Scholars Share Avicenna's Medieval Medical Wisdom
December 27, 2009 — For pulmonary ailments, certain medieval physicians had a useful medical textbook on hand offering detailed information remarkably similar to those a modern doctor might use ... > full story
5 am EST
-
Further Progress Toward AIDS Vaccine: Rabies-Virus Vaccine Protects Monkeys
December 26, 2009 — Researchers are one step closer to developing a vaccine against the AIDS disease. They have found that a rabies virus-based vaccine administered to monkeys protected against the simian equivalent of ... > full story -
How the Daisy Got Its Spot: Insect Mimicry
December 26, 2009 — Dark spots on flower petals are common across many angiosperm plant families and occur on flowers such as some lilies, orchids, and daisies. Much research has been done on the physiological and ... > full story -
Physical Activity Associated With Lower Risk of Mortality in Men With History of Colon Cancer
December 26, 2009 — Increased physical activity appears to be associated with a lower risk of cancer-specific and overall death in men with a history of colorectal cancer that has not spread to other parts of the body, ... > full story -
Magnetic Field Measurements of the Human Heart at Room Temperature
December 26, 2009 — A new optical sensor was successfully tested in the "magnetically best shielded room on Earth." The sensor does not need advanced cooling and is very small. Its suitability was proven for biomagnetic ... > full story -
Half of Urban Teen Girls Acquire STIs Within Two Years of First Sexual Activity
December 26, 2009 — Half of urban teenage girls may acquire at least one of three common sexually transmitted infections within two years of becoming sexually active, according to a new ... > full story
2 am EST
-
Genomic Toggle Switches Divide Autoimmune Diseases Into Distinct Clusters
December 26, 2009 — Genomic switches can predispose an individual to one set of autoimmune disorders but protect the same person against another set of them, scientists have ... > full story -
Tourists in Antarctica Cause of Major Concern
December 26, 2009 — The 40,000 'eco-tourists' who visit the South Pole every year cause enormous greenhouse gas emissions. The visitors to the snow-covered landmass are endangering not just the Antarctic region by their ... > full story -
Signaling Decreases Blood Pressure, Study Finds
December 26, 2009 — Blood pressure is controlled in part by changes in the radius of blood vessels; when the smooth muscle cells in the wall of a blood vessel contract, the radius of the blood vessel decreases and blood ... > full story -
Certain Genes Boost Chances for Distributing Variety of Traits, Drive Evolution
December 26, 2009 — Genes that don't themselves directly affect the inherited characteristics of an organism but leave them increasingly open to variation may be a significant driving force of evolution, say ... > full story -
Do Consumers Always Approach Pleasure and Avoid Pain? New Study Suggests an Alternative
December 26, 2009 — Whether it's doing sit-ups or eating steamed veggies instead of fries, it's often difficult to get ourselves to do something we know is beneficial. A new study says we can trick ourselves into more ... > full story
11 pm EST
-
Antibody-Guided Drug Shows Encouraging Activity in Metastatic Breast Cancer
December 26, 2009 — A new antibody-drug compound shrank or halted the growth of metastatic breast tumors in almost half of a group of patients whose HER2-positive cancer had become resistant to standard therapies, ... > full story -
New Warning System Warns of Driver Drowsiness and Distraction
December 26, 2009 — Scientists have developed the latest version of a driving assistance system which controls the driver's attention level and helps to avoid accidents caused by drowsiness or distractions at the ... > full story -
Bone Control of Glucose Levels
December 26, 2009 — Bone cells known as osteoblasts were recently shown to have a role in controlling the biochemical reactions that generate energy via secretion of the molecule osteocalcin. Researchers have now ... > full story -
Low-Cost Temperature Sensors: Tennis Balls to Monitor Mountain Snowpack
December 26, 2009 — Dime-sized temperature sensors, first built for the refrigerated food industry, have been adapted to sense mountain ... > full story -
Who Gets Expensive Cancer Drugs? A Tale of Two Nations
December 26, 2009 — The well-worn notion that patients in the United States have unfettered access to the most expensive cancer drugs while the United Kingdom's nationalized health care system regularly denies access to ... > full story
8 pm EST
-
Eye Care
Diseases and Conditions
Staying Healthy
Personalized Medicine
Healthy Aging
Parkinson's Research
New Inherited Eye Disease Discovered
December 25, 2009 — Researchers have found the existence of a new, rare inherited retinal disease. Now the search is on to find the genetic cause, which investigators hope will increase understanding of more common ... > full story -
Microscopic Flower Petal Ridges Flash to Attract Pollinating Insects; Scientists Now Know How Ridges Form
December 25, 2009 — Microscopic ridges contouring the surface of flower petals might play a role in flashing that come-hither look pollinating insects can't resist. Scientists now have figured out how those form. The ... > full story -
Growing Evidence Suggests Progesterone Should Be Considered a Treatment Option for Traumatic Brain Injuries
December 25, 2009 — Researchers recommend that progesterone, a naturally occurring hormone found in both males and females that can protect damaged cells in the central and peripheral nervous systems, be considered a ... > full story -
Weir in Space and Dimmed Sun Creates 200-Million-Mile-Long Lab Bench for Turbulence Research
December 25, 2009 — Physicists working in space plasmas have made clever use of the Ulysses spacecraft and the solar minimum to create a massive virtual lab bench to provide a unique test for the science underlying ... > full story -
Do Computers Understand Art?
December 25, 2009 — Mathematical algorithms can provide clues about the artistic style of a painting. The composition of colors or certain aesthetic measurements can already be quantified by a computer, but machines are ... > full story
5 pm EST
-
Cause of Nonallergic Itch Identified
December 25, 2009 — Scratching below the surface of a troublesome sensation that's equal parts tingle-tickle-prickle, sensory scientists have discovered in mice a molecular basis for nonallergic ... > full story -
Ski Runs Are Not Created Equal
December 25, 2009 — Building a new ski run by bulldozing a mountainside, rather than only cutting its shrubs and trees, is far more damaging ecologically, yet might offer only a week's earlier start to the downhill ... > full story -
Lymphoma
Dietary Supplement
Alternative Medicine
Diseases and Conditions
Gastrointestinal Problems
Skin CancerSensitizing Leukemic Cells to Death-Inducing Compounds
December 25, 2009 — Recent research has indicated that in the process of generating energy, leukemic cells use a cellular pathway known as fatty acid oxidation, rather than pyruvate oxidation, as had been previously ... > full story -
Method Makes Refineries More Efficient
December 25, 2009 — Refineries could trim millions of dollars in energy costs annually by using a new method developed to rearrange the distillation sequence needed to separate crude petroleum into ... > full story -
Could Acetaminophen Ease Psychological Pain?
December 25, 2009 — Over-the-counter pain relieving drugs have long been used to alleviate physical pain, while a host of other medications have been employed in the treatment of depression and anxiety. But is it ... > full story
2 pm EST
-
Novel Gene Found for Childhood-Onset Asthma
December 25, 2009 — Pediatric researchers have identified a novel gene involved in childhood asthma, in one of the largest gene studies to date of the common respiratory disease. Because the gene, called DENND1B, ... > full story -
Hatchery-Raised Salmon Too Crowded
December 25, 2009 — Every year, large numbers of hatchery-raised young salmonids are released into Swedish rivers and streams to compensate for losses in natural production. Butthese fish generally survive poorly in the ... > full story -
Chicago Cancer Genome Project Studies Genetics of 1,000 Tumors
December 25, 2009 — A Chicago research team is one year into a three-year project to collect and analyze the genetic sequence and variations of every gene expressed by 1,000 tumors with a long-term goal of translating ... > full story -
Fungal Footage Yields Insight Into Plant, Animal Disease
December 25, 2009 — Mold and mildew may be doomed. Researchers are closer to understanding how these and other fungi grow. That's important because some 70 percent of the major disease-causing organisms are fungi. ... > full story -
Wii Fit May Not Help Families Get Fit
December 25, 2009 — The Nintendo Wii Fit many people are considering as Christmas gifts may be great entertainment, but a new study indicates the console has little effect on family ... > full story
- View all the latest headlines and summaries, or browse by topic below:
Health & Biomedical Sciences
Health & Medicine
Physician Urges Changes in Diagnosis for Sore Throat in Young Adults
New analysis suggests that physicians need to re-think their diagnosis and treatment of sore throat, or pharyngitis, in adolescents and young adults to consider a more newly identified and ... > full story
- Researchers Find Evidence of Survival Gains in Bone Marrow Disease
- Physical Activity Associated With Lower Risk of Mortality in Men With History of Colon Cancer
- Half of Urban Teen Girls Acquire STIs Within Two Years of First Sexual Activity
- Genomic Toggle Switches Divide Autoimmune Diseases Into Distinct Clusters
- more stories
Mind & Brain
New Clues Emerge for Understanding Morphine Addiction
Scientists are adding additional brush strokes to the revolutionary new image now emerging for star-shaped cells called astrocytes in the brain and spinal cord. Their report suggests a key role for ... > full story
- Do Consumers Always Approach Pleasure and Avoid Pain? New Study Suggests an Alternative
- Growing Evidence Suggests Progesterone Should Be Considered a Treatment Option for Traumatic Brain Injuries
- Psychologists Show That Future-Minded People Make Better Decisions for Their Health
- Alzheimer's Disease May Protect Against Cancer and Vice Versa
- more stories
Living Well
Cause of Nonallergic Itch Identified
Scratching below the surface of a troublesome sensation that's equal parts tingle-tickle-prickle, sensory scientists have discovered in mice a molecular basis for nonallergic ... > full story
Biological & Earth Sciences
Plants & Animals
Flowering Powers Genetic Understanding
New research on how plants adapt their flowering to climate is also helping to unravel some of the mysteries of how genes are controlled. Studies on a gene in Arabidopsis that controls flowering time ... > full story
Earth & Climate
Tourists in Antarctica Cause of Major Concern
The 40,000 'eco-tourists' who visit the South Pole every year cause enormous greenhouse gas emissions. The visitors to the snow-covered landmass are endangering not just the Antarctic region by their ... > full story
Fossils & Ruins
Iranian Scholars Share Avicenna's Medieval Medical Wisdom
For pulmonary ailments, certain medieval physicians had a useful medical textbook on hand offering detailed information remarkably similar to those a modern doctor might use ... > full story
- Certain Genes Boost Chances for Distributing Variety of Traits, Drive Evolution
- Australian Fossil Unlocks Secrets to the Origin of Whales
- Fossil Shelved for a Century Reworks Carnivore Family Tree: Limbs Changes Understanding of Early Carnivore Locomotion
- Modern Behavior of Early Humans Found Half-Million Years Earlier Than Previously Thought
- more stories
Physical & Applied Sciences
Space & Time
Weir in Space and Dimmed Sun Creates 200-Million-Mile-Long Lab Bench for Turbulence Research
Physicists working in space plasmas have made clever use of the Ulysses spacecraft and the solar minimum to create a massive virtual lab bench to provide a unique test for the science underlying ... > full story
Matter & Energy
Magnetic Field Measurements of the Human Heart at Room Temperature
A new optical sensor was successfully tested in the "magnetically best shielded room on Earth." The sensor does not need advanced cooling and is very small. Its suitability was proven for biomagnetic ... > full story
Computers & Math
Do Computers Understand Art?
Mathematical algorithms can provide clues about the artistic style of a painting. The composition of colors or certain aesthetic measurements can already be quantified by a computer, but machines are ... > full story
- Glitter-Sized Solar Photovoltaics Could Revolutionize the Way Solar Energy Is Collected and Used
- Scientists Improve Chip Memory by Stacking Cells
- List Helps Computers Understand Expressions With More Than One Meaning
- Electronic Health Records: Concerns About Potential Privacy Breaches Remain an Issue
- more stories
