
With First Neutrino Events, Physicists Closer to Answering Why Only Matter in Universe
Physicists have just announced
that they have detected the first
neutrino events generated by the
newly built neutrino beam at the
J-PARC accelerator laboratory in
... > full story
- more on:

Mass Extinction: Why Did Half of N. America's Large Mammals Disappear 40,000 to 10,000 Years Ago?
Years of scientific debate over
the extinction of ancient species
in North America have yielded many
theories. However, new findings
reveal that a mass extinction
... > full story
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Wide Heads Give Hammerhead Sharks Exceptional Stereo View
Why hammerhead sharks have their
distinctively shaped heads has
puzzled scientists for
generations, but now researchers
have discovered that hammerheads'
wide heads give them an impressive
... > full story
- more on:

First-Ever Blueprint of 'Minimal Cell' Is More Complex Than Expected
What are the bare essentials of
life, the indispensable
ingredients required to produce a
cell that can survive on its own?
Can we describe the molecular
anatomy of a cell, and understand
... > full story
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Stem Cells Heal Lungs of Newborn Animals: May Lead to New Treatments for Lungs of Premature Babies
Scientists have demonstrated that
stem cells protect and repair the
lungs of newborn rats. The study
finds that rats treated with stem
cells ran twice as far, and had
... > full story
- more on:

Oceans Absorbing Carbon Dioxide More Slowly, Scientist Finds
The world's oceans are absorbing
less carbon dioxide, a
geophysicist has found after
pooling data taken over the past
50 years. With the oceans
currently absorbing over 40
... > full story
- more on:

Penguins and Sea Lions Help Produce New Atlas
Recording hundreds of thousands of
individual uplinks from satellite
transmitters fitted on penguins,
albatrosses, sea lions, and other
marine animals, conservation
scientists have released the
first-ever atlas of the Patagonian
... > full story
- more on:

First 'Genetic Map' of Han Chinese May Aid Search for Disease Susceptibility Genes
The first genetic historical map
of the Han Chinese, the largest
ethnic population in the world, as
they migrated from south to north
over evolutionary time. ... > full story
- more on:

Mammalian System for Controlling Bone Remodelling Also Regulates Fever
Mammals have evolved a complex
system for controlling bone
remodeling. Babies require calcium
for healthy bones and they obtain
it from their mother's milk.
Nursing mothers release calcium
... > full story
- more on:

Cassini Captures Ghostly Dance of Saturn's Northern Lights
In the first video showing the
auroras above the northern
latitudes of Saturn, Cassini has
spotted the tallest known
"northern lights" in the solar
system, flickering in shape and
... > full story
- more on:
Roll over headlines to view top news summaries:
- Neutrinos Help Answer: Why Only Matter?
- Clues to Large Mammal Extinction Mystery
- Hammerhead Sharks: Exceptional Stereo View
- 'Minimal Cell' Is More Complex Than Expected
- Stem Cells Heal Lungs of Newborn Animals
- Oceans Absorbing Carbon Dioxide More Slowly
- Penguins, Sea Lions Help Produce New Atlas
- Han Chinese Gene Map May Aid Disease Research
- Mammals: Same System Regulates Bones, Fevers
- Ghostly Dance of Saturn's Northern Lights
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8 pm EST Edition
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8 pm EST
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Nano-Scale Drug Delivery Developed for Chemotherapy
November 27, 2009 Bioengineers have developed a simple and inexpensive method for loading cancer drug payloads into nano-scale delivery vehicles and demonstrated in animal models that this new nanoformulation can ... > full story -
Study Pits Man Versus Machine in Piecing Together 425-Million-Year-Old Jigsaw
November 27, 2009 Reconstructing ancient fossils from hundreds of thousands of jumbled up pieces can prove challenging. A new study tested the reliability of expert identification versus computer analysis in ... > full story -
Heart Disease
Stroke Prevention
Diabetes
Diseases and Conditions
Today's Healthcare
Personalized MedicineDrug Therapy More Cost-Effective Than Angioplasty for Diabetic Patients With Heart Disease, Study Suggests
November 27, 2009 Many patients with diabetes should forego angioplasties for heart disease and just take medicine instead, a new study ... > full story -
Plasma-in-a-Bag for Sterilizing Devices
November 27, 2009 The practice of sterilizing medical tools and devices helped revolutionize health care in the 19th century because it dramatically reduced infections associated with surgery. Through the years, ... > full story -
Comforted by Carpet: How Do Floors and Distance Affect Purchases?
November 27, 2009 Consumers who stand on carpeted flooring feel comforted, but they judge products close to them to be less comforting, according to a new ... > full story
5 pm EST
-
Umbilical Cord Blood Stem Cell Transplant May Help Lung, Heart Disorders
November 27, 2009 Two recent studies investigating the use of human umbilical cord blood stem cell (UCB) transplants for lung and heart disorders in animal models found beneficial results. When human UCB-derived ... > full story -
How Plants and Bacteria 'Talk' to Thwart Disease
November 27, 2009 Unwrapping some of the mystery from how plants and bacteria communicate to trigger an innate immune response, scientists have identified the bacterial signaling molecule that matches up with a ... > full story -
Diabetes Cases to Double and Costs to Triple by 2034
November 27, 2009 In the next 25 years, the number of Americans living with diabetes will double and spending on diabetes will triple, rising from $113 billion to $336 billion. This will add to the existing ... > full story -
Ecological Speciation by Sexual Selection on Good Genes
November 27, 2009 Darwin suggested that the action of natural selection can produce new species, but 150 years after the publication of "On the Origin of Species" debate continues on the mechanisms of speciation. New ... > full story -
Building Real Security With Virtual Worlds
November 27, 2009 Advances in computerized modeling and prediction of group behavior, together with improvements in video game graphics, are making possible virtual worlds in which defense analysts can explore and ... > full story
2 pm EST
-
Knockouts in Human Cells Point to Pathogenic Targets
November 27, 2009 Researchers have developed a new approach for genetics in human cells and used this technique to identify specific genes and proteins required for pathogens. With the ability to generate knockout ... > full story -
3-D Software Gives Doctors, Students a View Inside the Body
November 27, 2009 Researchers have developed technology that turns flat medical scans into vibrant 3-D images that can be shifted, adjusted, zoomed and replayed at ... > full story -
Research Sheds Light on Workings of Anti-Cancer Drug
November 27, 2009 The copper sequestering drug tetrathiomolybdate (TM) has been shown in studies to be effective in the treatment of Wilson disease, a disease caused by an overload of copper, and certain metastatic ... > full story -
New Computer Virus Disguised as Social Security Administration Download
November 27, 2009 A new spam campaign using false e-mails made to look like messages from the Social Security Administration is capable of stealing Social Security numbers and downloading malware onto victims' home ... > full story -
School Closure Could Reduce Swine Flu Transmission by 21 Percent, European Study Finds
November 27, 2009 A survey carried out in eight European countries has shown that closing schools in the event of an infectious disease pandemic could have a significant role in reducing illness transmission. ... > full story
11 am EST
-
New Cause for Alzheimer's Disease?
November 27, 2009 Scientists have discovered that a precursor to nerve growth factor (pro-NGF) may play a pathogenic role in Alzheimer's ... > full story -
Overcoming Barriers for Organic Electronics
November 27, 2009 Electronic devices can't work well unless all of the transistors, or switches, within them allow electrical current to flow easily when they are turned on. Engineers have now determined why some ... > full story -
MRSA on the Rise in Hospital Outpatients, New Study Finds; Seven-Fold Increase in Potentially Lethal Superbug
November 27, 2009 The community-associated strain of the deadly superbug MRSA -- an infection-causing bacteria resistant to most common antibiotics -- poses a far greater health threat than previously known and is ... > full story -
Exposure to Both Traffic, Indoor Pollutants Puts Some Kids at Higher Risk for Asthma Later
November 27, 2009 New research presents strong evidence that the "synergistic" effect of early-life exposure to both outdoor traffic-related pollution and indoor endotoxin causes more harm to developing lungs than one ... > full story -
Auditory Illusion: How Our Brains Can Fill in the Gaps to Create Continuous Sound
November 27, 2009 It is relatively common for listeners to "hear" sounds that are not really there. In fact, it is the brain's ability to reconstruct fragmented sounds that allows us to successfully carry on a ... > full story
8 am EST
-
New Device Enables Early Detection of Cancerous Skin Tumors
November 27, 2009 Researchers are developing a new device that detects cancerous skin tumors, including melanomas that aren't visible to the naked eye. The OSPI instrument (Optical Spectro-Polarimetric Imaging) ... > full story -
Intensive Land Management Leaves Europe Without Carbon Sinks
November 27, 2009 A new calculation of Europe's greenhouse gas balance shows that emissions of methane and nitrous oxide tip the balance and eliminate Europe's terrestrial sink of greenhouse ... > full story -
New Tool for Helping Pediatric Heart Surgery
November 27, 2009 A team of researchers has developed a way to simulate blood flow on the computer to optimize surgical designs. It is the basis of a new tool that may help surgeons plan for a life-saving operation ... > full story -
RFID Chips: Intelligence Inside Metal Components
November 27, 2009 Up to now, extreme production temperatures made it impossible to equip metallic components with RFID chips during the operating process. Researchers present a variation on a process that makes the ... > full story -
Hospital Report Cards Do Not Appear to Result in Significant Improvements
November 27, 2009 An analysis of quality of cardiac care following the public release of data on measures of care at hospitals in Ontario, Canada, did not result in significant system-wide improvement in hospitals' ... > full story
5 am EST
-
Molecule Discovered That Makes Obese People Develop Diabetes
November 27, 2009 Many people who are overweight or obese develop insulin resistance and type 2 diabetes at some stage in their lives. Scientists have now discovered that obese people have large amounts of the ... > full story -
Time of Day Matters to Thirsty Trees
November 27, 2009 The time of day matters to forest trees dealing with drought, according to a new ... > full story -
Marker of Oxidative Stress Predicts Heart Disease Outcomes
November 27, 2009 Researchers have identified a substance in the blood that may be useful in predicting an individual's risk for heart disease. The substance is cystine, an oxidized form of the amino acid cysteine and ... > full story -
Predicting the Effectiveness of Metal Catalysts
November 27, 2009 Catalysis is a process that is widely used in industry to synthesize molecules or materials. However, determining catalytic mechanisms is a major challenge for modern chemistry. Researchers have now ... > full story -
Search Engines Are Source of Learning
November 27, 2009 Search engine use is not just part of our daily routines; it is also becoming part of our learning process, according to ... > full story
2 am EST
-
Discovery Leads to Effective Treatment of Painful Skin Condition
November 27, 2009 Researchers have discovered a remarkable treatment for a rare, yet debilitating, skin ... > full story -
New Nano Color Sorters from Molecular Foundry
November 27, 2009 Researchers have created bowtie-shaped antennae that function as the first tunable nano color sorters, able to capture, filter and steer light at the ... > full story -
Need for Emergency Airway Surgery for Hard-to-Intubate Patients Reduced
November 27, 2009 Be prepared, that old Boy Scout motto, is being applied with great success to operating room patients whose anatomy may make it difficult for physicians to help them breathe during surgery, ... > full story -
Technique Finds Gene Regulatory Sites Without Knowledge of Regulators
November 27, 2009 A new statistical technique allows scientists to scan a genome for specific gene-regulatory regions without requiring prior knowledge of the relevant transcription factors. The technique has been ... > full story -
HIV and AIDS
Infectious Diseases
Sexual Health
Alternative Medicine
Healthy Aging
Diseases and ConditionsSome Patients Diagnosed With HIV Experience Improved Outlook on Life
November 27, 2009 A new study reaffirms that some patients with HIV experience an improved quality of life following their ... > full story
11 pm EST
-
Control of Blood Clotting by Platelets Described; Provides Medical Promise
November 26, 2009 Cell fragments called platelets are essential to promote blood clotting. Researchers have now discovered novel molecular interactions at the surface of platelets that control blood ... > full story -
Fish Food Fight: Fish Don't Eat Trees After All, Says New Study
November 26, 2009 Recent theories suggesting that half of fishes' food comes from from land-based ecosystems may not hold water. Experiments show that algae, not land-based matter, is needed to build healthy and ... > full story -
Invention Will Help Speed Development of Drug Treatments for Heart Failure
November 26, 2009 New research has led to the invention of technology to more rapidly identify compounds for the treatment of heart ... > full story -
Aquatic Bacteria: Possible Markers for Monitoring Arctic Climate Change
November 26, 2009 New research on bacterial communities throughout six large Arctic river ecosystems reveals predictable temporal patterns, suggesting that scientists could use these communities as markers for ... > full story -
Agriculture and Food
Land Management
Resource Shortage
Genetically Modified
Environmental Policy
Geography
Competitive, Trade-Friendly Nations Weather Volatile Crop Yields Best
November 26, 2009 Richer nations with competitive crop production and few trade barriers would fare the best if climate change, weather events or other factors cause yields of grain and oilseed crops to become more ... > full story
- View all the latest headlines and summaries, or browse by topic below:
Health & Biomedical Sciences
Health & Medicine
Diabetes Cases to Double and Costs to Triple by 2034
In the next 25 years, the number of Americans living with diabetes will double and spending on diabetes will triple, rising from $113 billion to $336 billion. This will add to the existing ... > full story
- School Closure Could Reduce Swine Flu Transmission by 21 Percent, European Study Finds
- MRSA on the Rise in Hospital Outpatients, New Study Finds; Seven-Fold Increase in Potentially Lethal Superbug
- New Device Enables Early Detection of Cancerous Skin Tumors
- Hospital Report Cards Do Not Appear to Result in Significant Improvements
- more stories
Mind & Brain
New Cause for Alzheimer's Disease?
Scientists have discovered that a precursor to nerve growth factor (pro-NGF) may play a pathogenic role in Alzheimer's ... > full story
Living Well
'Too Fat to Be a Princess?' Young Girls Worry About Body Image, Study Shows
Nearly half of the 3- to 6-year-old girls in a new study worry about being fat. The study surprisingly concluded that the girls did not appear to be influenced by short video clips of stereotypically ... > full story
Biological & Earth Sciences
Plants & Animals
Umbilical Cord Blood Stem Cell Transplant May Help Lung, Heart Disorders
Two recent studies investigating the use of human umbilical cord blood stem cell (UCB) transplants for lung and heart disorders in animal models found beneficial results. When human UCB-derived ... > full story
Earth & Climate
How Plants and Bacteria 'Talk' to Thwart Disease
Unwrapping some of the mystery from how plants and bacteria communicate to trigger an innate immune response, scientists have identified the bacterial signaling molecule that matches up with a ... > full story
Fossils & Ruins
Ecological Speciation by Sexual Selection on Good Genes
Darwin suggested that the action of natural selection can produce new species, but 150 years after the publication of "On the Origin of Species" debate continues on the mechanisms of speciation. New ... > full story
Physical & Applied Sciences
Space & Time
Frost-Covered Phoenix Lander Seen in Winter Images from Mars
Winter images of NASA's Phoenix Lander showing the lander shrouded in dry-ice frost on Mars have been captured with the High Resolution Imaging Science Experiment, or HiRISE camera, aboard NASA's ... > full story
Matter & Energy
Research Sheds Light on Workings of Anti-Cancer Drug
The copper sequestering drug tetrathiomolybdate (TM) has been shown in studies to be effective in the treatment of Wilson disease, a disease caused by an overload of copper, and certain metastatic ... > full story
Computers & Math
Building Real Security With Virtual Worlds
Advances in computerized modeling and prediction of group behavior, together with improvements in video game graphics, are making possible virtual worlds in which defense analysts can explore and ... > full story

