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Mars More Like Earth Than Thought? New Details About History Of Water On Red Planet
New details have emerged about the
history of water on Mars, gleaned
from the 2008 NASA Phoenix Mars
Mission. Scientists found patterns
in the ground near the lander, mul ... > full story
- more on:
Human-like Brain Disturbances In Insects: Locusts Shed Light On Migraines, Stroke And Epilepsy
A similarity in brain disturbance
between insects and people
suffering from migraines, stroke
and epilepsy points the way toward
new drug therapies to address
... > full story
- more on:
New Type Of El Nino Could Mean More Hurricanes Make Landfall
A new study suggests that the form
of El Nino may be changing
potentially causing not only a
greater number of hurricanes than
in average years, but also a
greater chance of hurricanes
... > full story
- more on:
Optical Computer Closer: Optical Transistor Made From Single Molecule
Researchers have successfully
created an optical transistor from
a single molecule. This has
brought them one step closer to an
optical computer. ... > full story
- more on:
Triple Fossil Find Puts Australia Back On The Dinosaur Map
Scientists have discovered three
new species of Australian dinosaur
discovered in a prehistoric
billabong in Western Queensland:
two giant, herbivorous sauropods
and one carnivorous theropod. ... > full story
- more on:
Return To The Moon: First Images Kick Off Mapping Mission
NASA's Lunar Reconnaissance
Orbiter Camera has taken and
received its first images of the
Moon, kicking off the year-long
mapping mission of Earth's nearest
celestial neighbor. ... > full story
- more on:
New Class Of Pulsars Solve Mystery Of Previously Unidentified Gamma-ray Sources
A new class of pulsars detected by
NASA's Fermi Gamma-ray Space
Telescope is solving the mystery
of previously unidentified
gamma-ray sources and helping
... > full story
- more on:
Small Heat-Shielded Habitats Could Help Threatened Species Survive Climate Change
Intelligent countryside management
could improve the survival chances
of animal and plant species
threatened by climate change. The
creation of small heat-shielded
... > full story
- more on:
Giant Moa Rebuilt Using Ancient DNA From Prehistoric Feathers
Scientists have performed the
first DNA-based reconstruction of
the giant extinct moa bird, using
prehistoric feathers recovered
from caves and rock shelters in
New Zealand. ... > full story
- more on:
Astronomers Discover Pair Of Solar Systems In The Making
Astronomers have found a binary
star-disk system in which each
star is surrounded by the kind of
dust disk that is frequently the
precursor of a planetary system. ... > full story
- more on:
Roll over headlines to view top news summaries:
- New Details About History Of Water On Mars
- Human-like Brain Disturbances In Insects
- New El Nino: More Hurricanes May Make Landfall
- Optical Transistor Made From Single Molecule
- Three New Australian Dinosaur Species Found
- Return To The Moon: First Images
- Radio-quiet Gamma-ray Pulsars Discovered
- Heat-Shielded Habitats For Threatened Species?
- Giant Moa Rebuilt Using Ancient DNA
- Pair Of Solar Systems In The Making
More Science Headlines
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11 pm EDT Edition
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11 pm EDT
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Triggering Muscle Development: A Therapeutic Cure For Muscle Wastage?
July 3, 2009 — Scientists have shown that if elderly men who were given growth hormone and exercised their legs showed an appreciable muscle mass increase. Researchers say, "This raises the question: Can ... > full story -
Police Work Undermines Cardiovascular Health, Comparison To General Population Shows
July 3, 2009 — It is well documented that police officers have a higher risk of developing heart disease: The question is why. In the most recent results coming out of one of the few long-term studies being ... > full story -
Risk Of Liver Cancer In Women With Hepatitis B Virus Infection Varies With Number Of Pregnancies
July 3, 2009 — Risk for hepatocellular carcinoma, a primary malignancy of the liver, was statistically significantly higher among women with hepatitis B virus (HBV) infection than among women without the virus, ... > full story -
Methane-producing Molecule Can Also Repair DNA
July 3, 2009 — The Archaea are single-celled organisms and a domain unto themselves, quite apart from the so called eukaryotes (bacteria and higher organisms). Many species live under extreme conditions, and carry ... > full story -
Diet and Weight Loss
Dieting and Weight Control
Children's Health
Obesity
Staying Healthy
Child DevelopmentOverweight Kids Experience More Loneliness, Anxiety
July 3, 2009 — As childhood obesity rates continue to increase, experts agree that more information is needed about the implications of being overweight as a step toward reversing current trends. A new study has ... > full story
8 pm EDT
-
What Drives Lung Cancer's Spread?
July 3, 2009 — A new study reveals the genetic underpinnings of what causes lung cancer to quickly metastasize, or spread, to the brain and the bone -- the two most prominent sites of lung cancer ... > full story -
Alzheimer's Research Yields Potential Drug Target
July 3, 2009 — Scientists have found laboratory evidence that a cluster of peptides may be the toxic agent in Alzheimer's disease. Scientists say the discovery may lead to new drugs for the ... > full story -
Predicting The Return Of Prostate Cancer: New Study Betters The Odds Of Success
July 3, 2009 — Cancer experts say a study tracking 774 prostate cancer patients for a median of eight years has shown that a three-way combination of measurements has the best chance yet of predicting disease ... > full story -
Computer Scientists Develop Model For Studying Arrangements Of Tissue Networks By Cell Division
July 3, 2009 — Computer scientists have developed a framework for studying the arrangement of tissue networks created by cell division across a diverse set of organisms, including fruit flies, tadpoles and ... > full story -
Hurricane Katrina: Why Some People Stayed Behind
July 3, 2009 — Hurricane Katrina was the largest natural disaster in US history, claiming the lives of more than 1,800 victims and causing well over $100 billion in damage along the Gulf Coast. The 2005 storm ... > full story
5 pm EDT
-
Brain Malformations Significantly Associated With Preterm Birth, Study Suggests
July 3, 2009 — New research provides for the first time a solid scientific answer for the long-standing question of whether there is an association between preterm birth and brain ... > full story -
Nanotechnology May Increase Longevity Of Dental Fillings
July 3, 2009 — Tooth-colored fillings may be more attractive than silver ones, but the bonds between the white filling and the tooth quickly age and degrade. Researchers hope a new nanotechnology technique will ... > full story -
Prostate Cancer Patients Disease Free After Five Years Likely To Be Disease Free After 10 Years
July 3, 2009 — Prostate cancer patients who receive brachytherapy and remain free of disease for five years or greater are unlikely to have a recurrence at 10 years, according to a new ... > full story -
New Material Made From Paper Sludge Could Replace Plastic Packaging
July 3, 2009 — Scientists have developed a new material by applying a biotechnological treatment to paper sludge. In many cases, the new material could replace plastic packaging and certain building ... > full story -
Experts Call For Federal Regulation Of Genetic Ancestry Testing
July 3, 2009 — The need for a clear set of rules governing genetic ancestry testing is becoming more urgent, according to experts, given the proliferation of private corporations that promise consumers insight into ... > full story
2 pm EDT
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Did Evolution Make Us Cancer Prone?
July 3, 2009 — Researchers have discovered that gene mutations that once helped humans survive may increase the possibility for diseases, including ... > full story -
Second Life Data Offers Window Into How Trends Spread
July 3, 2009 — Do friends wear the same style of shoe or see the same movies because they have similar tastes, which is why they became friends in the first place? Or once a friendship is established, do ... > full story -
First Evidence That Female Human Embryos Adjust The Balance Of X
July 3, 2009 — Researchers have found the first evidence that a process of inactivating the X chromosome during embryo development and implantation, which was known to occur in mice but unknown in humans, does, in ... > full story -
Pacific Northwest Forests Could Store More Carbon, Help Address Greenhouse Issues
July 3, 2009 — The forests of the Pacific Northwest hold significant potential to increase carbon storage and help mitigate greenhouse gas emissions in coming years, a recent study concludes, if they are managed ... > full story -
The Problem With Self-help Books: The Negative Side To Positive Self-statements
July 3, 2009 — In times of doubt and uncertainty, many Americans turn to self-help books in search of encouragement, guidance and self-affirmation. The positive self-statements suggested in these books, such as "I ... > full story
11 am EDT
-
New Targeted Therapy Finds And Eliminates Deadly Leukemia Stem Cells
July 3, 2009 — New research describes a molecular tool that shows great promise as a therapeutic for human acute myeloid leukemia, a notoriously treatment-resistant blood cancer. The study describes exciting ... > full story -
Why H1N1 Flu Spreads Inefficiently
July 3, 2009 — Scientists have found a genetic explanation for why the new H1N1 "swine flu" virus has spread from person to person less effectively than other flu viruses. But researchers say the new strain bears ... > full story -
Eye Damage In People With Type 1 Diabetes Significantly Slowed
July 3, 2009 — Researchers have found a treatment that significantly slows the progression of eye injury in people with type 1 diabetes, a common complication caused by this disease. By administering an ... > full story -
New Lab-on-a-chip Measures Mechanics Of Bacteria Colonies
July 3, 2009 — Researchers have devised a microscale tool to help them understand the mechanical behavior of biofilms, slimy colonies of bacteria involved in most human infectious ... > full story -
Perfect Pitch Study Offers Window Into Influences Of Nature And Nurture
July 3, 2009 — Practice, practice, practice might get you to Carnegie Hall, but for aspiring musicians, there's new evidence that genes may influence one's ability to get there, as ... > full story
8 am EDT
-
Molecular Differences Found Between Embryonic Stem Cells And Reprogrammed Skin Cells
July 3, 2009 — Researchers have found that embryonic stem cells and skin cells reprogrammed into embryonic-like cells have inherent molecular differences, demonstrating for the first time that the two cell types ... > full story -
New Actions Of Neurochemicals Discovered
July 3, 2009 — Although the tiny roundworm Caenorhabditis elegans has only 302 neurons in its entire nervous system, studies of this simple animal have significantly advanced our understanding of human brain ... > full story -
Lifespan Of HIV-infected Cells Might Be Shorter Than Previously Believed
July 3, 2009 — Researchers have used mathematical models to demonstrate that cells infected with HIV could die sooner than was thought until now. If infected cells have a shorter lifespan then this increases the ... > full story -
Ancient Civilizations
Lost Treasures
Information Technology
Computer Modeling
Hacking
Artificial IntelligenceComputer Recognizes Archaeological Material And Fake Van Goghs
July 3, 2009 — People find it very easy to recognize a face, even under very different circumstances. For a computer, on the other hand, it is extremely difficult. Researchers have developed a new analytical ... > full story -
Doubts Cast On Credibility Of Some Published Clinical Trials
July 3, 2009 — Randomized controlled trials are considered the "gold standard" research method for assessing new medical treatments. But new research shows that the design of a remarkable 93 percent of 2235 ... > full story
5 am EDT
-
Natural Compound Stops Retinopathy, Study Suggests
July 3, 2009 — Researchers have found a way to use a natural compound to stop one of the leading causes of blindness in the United ... > full story -
Vegetarian Diets Can Help Prevent Chronic Diseases, American Dietetic Association Says
July 3, 2009 — The American Dietetic Association has released an updated position paper on vegetarian diets that concludes such diets, if well-planned, are healthful and nutritious for adults, infants, children and ... > full story -
History Of Periodontitis Linked To Cerebrovascular Disease In Men
July 3, 2009 — The potential role of periodontitis, an inflammatory disease of the gums, in the risk of cardiovascular disease, particularly ischemic stroke, has received growing attention during the last decade. A ... > full story -
Greater Understanding Of Lyme Disease-causing Bacteria
July 3, 2009 — Lyme disease in the US is caused by the tick-borne bacteria Borrelia burgdorferi, and usually begins with a skin lesion, after which the bacteria spread throughout the body to the nervous system, ... > full story -
Both Good And Bad Movie Characters Who Smoke Influence Teens To Do The Same
July 3, 2009 — Researchers have determined that movie characters who smoke, regardless of whether they are "good guys" or "bad guys," influence teens to try ... > full story
2 am EDT
-
Prostate Cancer Screening Has Yet To Prove Its Worth, Researchers Say
July 3, 2009 — The recent release of two large randomized trials suggests that if there is a benefit of screening, it is, at best, small, says a new ... > full story -
Largest Ever Survey Of Very Distant Galaxy Clusters Completed
July 3, 2009 — Astronomers have completed the largest ever survey designed to find very distant clusters of galaxies. Named the Spitzer Adaptation of the Red-sequence Cluster Survey, "SpARCS" detects galaxy ... > full story -
Risk Of Tuberculosis From Arthritis Medication Examined
July 3, 2009 — Treatment with anti-tumor necrosis factor agents is recognized as a risk factor for tuberculosis in patients with immune-mediated inflammatory diseases such as rheumatoid arthritis, ankylosing ... > full story -
Quantum Encrypted Information Sent Over An Eight Node, Mesh Network
July 3, 2009 — Researchers from across Europe have united to build the largest quantum key distribution network ever built. The efforts of 41 research and industrial organizations were realized as secure, quantum ... > full story -
Poor Sleep Is Independently Associated With Depression In Postpartum Women
July 3, 2009 — Postpartum depression may aggravate an already impaired sleep quality, as experiencing difficulties with sleep is a symptom of ... > full story
- View all the latest headlines and summaries, or browse by topic below:
Health & Biomedical Sciences
Health & Medicine
What Drives Lung Cancer's Spread?
A new study reveals the genetic underpinnings of what causes lung cancer to quickly metastasize, or spread, to the brain and the bone -- the two most prominent sites of lung cancer ... > full story
Mind & Brain
Alzheimer's Research Yields Potential Drug Target
Scientists have found laboratory evidence that a cluster of peptides may be the toxic agent in Alzheimer's disease. Scientists say the discovery may lead to new drugs for the ... > full story
Living Well
The Problem With Self-help Books: The Negative Side To Positive Self-statements
In times of doubt and uncertainty, many Americans turn to self-help books in search of encouragement, guidance and self-affirmation. The positive self-statements suggested in these books, such as "I ... > full story
Biological & Earth Sciences
Plants & Animals
Why H1N1 Flu Spreads Inefficiently
Scientists have found a genetic explanation for why the new H1N1 "swine flu" virus has spread from person to person less effectively than other flu viruses. But researchers say the new strain bears ... > full story
- Molecular Differences Found Between Embryonic Stem Cells And Reprogrammed Skin Cells
- Lifespan Of HIV-infected Cells Might Be Shorter Than Previously Believed
- Greater Understanding Of Lyme Disease-causing Bacteria
- Keeping Fish in Home Aquariums: Two Is Not Company, As Far As Fish Are Concerned
- more stories
Earth & Climate
Hurricane Katrina: Why Some People Stayed Behind
Hurricane Katrina was the largest natural disaster in US history, claiming the lives of more than 1,800 victims and causing well over $100 billion in damage along the Gulf Coast. The 2005 storm ... > full story
Fossils & Ruins
Computer Recognizes Archaeological Material And Fake Van Goghs
People find it very easy to recognize a face, even under very different circumstances. For a computer, on the other hand, it is extremely difficult. Researchers have developed a new analytical ... > full story
Physical & Applied Sciences
Space & Time
Largest Ever Survey Of Very Distant Galaxy Clusters Completed
Astronomers have completed the largest ever survey designed to find very distant clusters of galaxies. Named the Spitzer Adaptation of the Red-sequence Cluster Survey, "SpARCS" detects galaxy ... > full story
Matter & Energy
Nanotechnology May Increase Longevity Of Dental Fillings
Tooth-colored fillings may be more attractive than silver ones, but the bonds between the white filling and the tooth quickly age and degrade. Researchers hope a new nanotechnology technique will ... > full story
Computers & Math
Computer Scientists Develop Model For Studying Arrangements Of Tissue Networks By Cell Division
Computer scientists have developed a framework for studying the arrangement of tissue networks created by cell division across a diverse set of organisms, including fruit flies, tadpoles and ... > full story
