UCLA biochemists and colleagues have answered an important question about the structure of microcompartments — the mysterious molecular machines that seem to be present in a wide variety of pathogens and other bacteria.
Feb 21, 2008
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Observations from NASA's Rossi X-ray Timing Explorer (RXTE) have revealed that the youngest known pulsing neutron star has thrown a temper tantrum. The collapsed star occasionally unleashes powerful bursts of X-rays, which ...
Astronomy
Feb 21, 2008
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The focus of two recent Nobel prizes, a species of roundworm has made possible another advance in the understanding of how cells talk to one another, according to a study published online Feb. 21 in the journal Current Biology.
Feb 21, 2008
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Circular markings on creatures such as butterflies are effective against predators because they are conspicuous features, not because they mimic the eyes of the predators’ own enemies, according to research published today ...
Feb 21, 2008
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Biological and medical research is on the threshold of a new era based on better understanding of how large organic molecules bind together and recognise each other. There is great potential for exploiting the molecular docking ...
Feb 21, 2008
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Kevin Gardner sees green roads right around the corner. “A lot of the infrastructure in this country needs to be re-built,” says Gardner, University of New Hampshire associate professor of civil engineering and director ...
Engineering
Feb 21, 2008
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One day they are crawling, the next day they are driving and then suddenly they aren’t kids anymore. As children reach adulthood, the parent-child relationship changes as parents learn to adapt to newly independent children. ...
Other
Feb 21, 2008
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Today the Science and Technology Facility Council’s UK Astronomy Technology Centre (UK ATC) at the Royal Observatory Edinburgh shipped its biggest and most complex ever instrument. The giant camera known as SCUBA-2 will ...
Astronomy
Feb 21, 2008
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The first direct evidence of how and when tectonic plates move into the deepest reaches of the Earth is published in Nature today. Scientists hope their description of how plates collide with one sliding below the other into ...
Earth Sciences
Feb 21, 2008
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A team of academic, industry and independent researchers has demonstrated a new class of computer attacks that compromise the contents of “secure” memory systems, particularly in laptops.
Computer Sciences
Feb 21, 2008
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