Friday, February 3, 2012

Preference for Fatty Foods May Have Genetic Roots

A preference for fatty foods has a genetic basis, according to researchers, who discovered that people with certain forms of the CD36 gene may like high-fat foods more than those who have other forms of this gene. ...  > full story
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New Procedure Repairs Severed Nerves in Minutes, Restoring Limb Use in Days or Weeks

Scientists believe a new procedure to repair severed nerves could result in patients recovering in days or weeks, rather than months or years. The team used a cellular mechanism similar to that used by ...  > full story
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Surface of Mars an Unlikely Place for Life After 600-Million-Year Drought, Say Scientists

Mars may have been arid for more than 600 million years, making it too hostile for any life to survive on the planet’s surface, according to researchers who have been carrying out the ...  > full story
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New 'Biopsy in a Blood Test' to Detect Cancer

Scientists and cancer physicians have successfully demonstrated the effectiveness of an advanced blood test for detecting and analyzing circulating tumor cells -- breakaway cells from patients' solid tumors -- from cancer patients. The findings show that ...  > full story
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Unraveling a Butterfly's Aerial Antics Could Help Builders of Bug-Size Flying Robots

By figuring out how butterflies flutter among flowers with amazing grace and agility, researchers hope to help build small airborne robots that can mimic those maneuvers. ...  > full story
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Millisecond Pulsar Paradox: Stellar Astrophysics Helps Explain Behavior of Fast Rotating Neutron Stars in Binary Systems

Pulsars are among the most exotic celestial bodies known. They have diameters of about 20 kilometers, but at the same time roughly the mass of our sun. A sugar-cube sized piece of its ultra-compact ...  > full story
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New Super-Earth Detected Within the Habitable Zone of a Nearby Cool Star

Sientists have discovered a potentially habitable super-Earth orbiting a nearby star. The star is a member of a triple star system and has a different makeup than our Sun, being relatively lacking in metallic elements. This ...  > full story
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Probable Mechanism Underlying Resveratrol Activity Uncovered: Chemical Found in Red Wine and Other Foods

Researchers have identified how resveratrol, a naturally occurring chemical found in red wine and other plant products, may confer its health benefits. The authors present evidence that resveratrol ...  > full story
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Castaway Lizards Provide Insight Into Elusive Evolutionary Process, Founder Effects

A biologist who released lizards on tiny uninhabited islands in the Bahamas has shed light on the interaction between evolutionary processes that are seldom observed. He found that the ...  > full story
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Hubble Zooms in on a Magnified Galaxy

Astronomers aimed Hubble at one of the most striking examples of gravitational lensing, a nearly 90-degree arc of light in the galaxy cluster RCS2 032727-132623. Hubble's view of the distant background galaxy, which lies nearly 10 billion light-years ...  > full story
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Classic Portrait of a Barred Spiral Galaxy

The NASA/ESA Hubble Space Telescope has taken a picture of the barred spiral galaxy NGC 1073, which is found in the constellation of Cetus (The Sea Monster). Our own galaxy, the Milky Way, is a similar barred spiral, and the study of galaxies such ...  > full story

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Big Quakes Trigger Small Quakes

Seismologists found that L-waves, slow-moving seismic surface waves, from larger earthquakes can trigger smaller earthquakes as they travel through. ...  > full story

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