'Naked Eye' Gamma Ray Burst Was Aimed Squarely At Earth
Sep 10, 2008 |
4.3 / 5 (70) |
10
(PhysOrg.com) -- The brightest explosion ever seen was observed in March this year. Now a team of astronomers from around the world, including the University of Leicester, the Mullard Space Science Laboratory ...
100-mpg plug-in hybrids popping up in US
Sep 10, 2008 |
4.3 / 5 (66) |
17
Although many people would like to drive more fuel-efficient vehicles, most of us have to wait for the large vehicle manufacturers to mass-produce affordable cars that run on alternative power. In the meantime, ...
Maxwell's demons may drive some biological systems
Biology /
Sep 10, 2008 |
4.5 / 5 (42) |
0
(PhysOrg.com) -- According to the second law of thermodynamics, entropy always increases. For example, two bodies of different temperatures, when brought into contact, will eventually mix together to result in a uniform temperature. ...
How to avoid heart disease: brush your teeth, say scientists
Sep 10, 2008 |
4.5 / 5 (37) |
7
Bad teeth, bleeding gums and poor dental hygiene can end up causing heart disease, scientists heard today at the Society for General Microbiology's Autumn meeting being held this week at Trinity College, Dublin.
NASA study illustrates how global peak oil could impact climate
Space & Earth / Earth Sciences
Sep 10, 2008 |
3.5 / 5 (42) |
25
(PhysOrg.com) -- The burning of fossil fuels -- notably coal, oil and gas -- has accounted for about 80 percent of the rise of atmospheric carbon dioxide since the pre-industrial era. Now, NASA researchers ...
1843 stellar eruption may be new type of star explosion
Sep 10, 2008 |
4.8 / 5 (28) |
0
Eta Carinae, the galaxy's biggest, brightest and perhaps most studied star after the sun, has been keeping a secret: Its giant outbursts appear to be driven by an entirely new type of stellar explosion that ...
Scientists uncover miscalculation in geological undersea record
Space & Earth / Earth Sciences
Sep 10, 2008 |
4.5 / 5 (28) |
3
The precise timing of the origin of life on Earth and the changes in life during the past 4.5 billion years has been a subject of great controversy for the past century. The principal indicator of the amount of organic carbon ...
Meteorites 'behind volcanic eruptions' say scientists
Space & Earth / Earth Sciences
Sep 10, 2008 |
4.6 / 5 (20) |
1
(PhysOrg.com) -- Gases that cause volcanoes to erupt may have spewed from meteorites that smashed into the earth billions of years ago, according to research presented at The BA Festival of Science in Liverpool today.
Old growth forests are valuable carbon sinks
Sep 10, 2008 |
4.2 / 5 (20) |
8
Contrary to 40 years of conventional wisdom, a new analysis to be published Friday in the journal Nature suggests that old growth forests are usually "carbon sinks" - they continue to absorb carbon dioxide from the atmosp ...
Engineers create new gecko-like adhesive that shakes off dirt
Sep 10, 2008 |
4.8 / 5 (14) |
1
(PhysOrg.com) -- Researchers at the University of California, Berkeley, are continuing their march toward creating a synthetic, gecko-like adhesive, one sticky step at a time. Their latest milestone is the ...
Computational Biochemist Uncovers Molecular Clue to Evolution
Biology /
Sep 10, 2008 |
4.6 / 5 (14) |
0
(PhysOrg.com) -- A Florida State University researcher who uses high-powered computers to map the workings of proteins has uncovered a mechanism that gives scientists a better understanding of how evolution ...
Heads up: New DNA study reveals evolution of beer yeasts
Biology /
Sep 10, 2008 |
4.4 / 5 (14) |
3
Lager lovers convinced that their beer of choice stands alone should prepare to drink their words this Oktoberfest. New research by geneticists at the Stanford University School of Medicine indicates that the brew, which ...
Giant honeybees use Mexican waves to repel predatory wasps
Biology /
Sep 10, 2008 |
4.6 / 5 (13) |
1
The phenomenon of "shimmering" in giant honeybees, in which hundreds—or even thousands—of individual honeybees flip their abdomens upwards within a split-second to produce a Mexican Wave-like pattern across the bee nest, ...
Aberrations in region of chromosome 1q21.1 associated with broad range of disorders in children
Sep 10, 2008 |
4.1 / 5 (12) |
0
Researchers have discovered a submicroscopic aberration in a particular region of human chromosome 1q21.1 that appears to be associated with a variety of developmental disorders in children. The aberration can manifest itself ...
Can love change your mind? New project explores neuroscience of 'positive qualities'
Medicine & Health / Psychology & Psychiatry
Sep 10, 2008 |
4.5 / 5 (10) |
0
What is happening in the minds of people who have developed a greater capacity for forgiveness and compassion? Can a quality like love — whether it’s shown toward a family member or a friend — be neurologically ...
