Scientists have long thought that social networks, which features many distant connections, or "long ties," produces large-scale changes most quickly. But in a new study, Damon Centola, an assistant professor at the MIT Sloan ...
Social Sciences
Sep 2, 2010
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Observations made with NASA's newly refurbished Hubble Space Telescope of a nearby supernova are allowing astronomers to measure the velocity and composition of "star guts" being ejected into space following the explosion, ...
Astronomy
Sep 2, 2010
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A new discovery by scientists at the Universities of East Anglia and Frankfurt could make it possible in future to identify the source of banned CFCs that are probably still being released into the atmosphere.
Earth Sciences
Sep 2, 2010
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In two closely related studies, two teams of Scripps Research Institute scientists have discovered the underlying mechanisms that activate a type of immune cell in the skin and other organs. The findings may lead to the development ...
Cell & Microbiology
Sep 2, 2010
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Prompted by the Deepwater Horizon oil spill, a UC Santa Barbara scientist has come up with a new way of predicting how contaminants like oil will spread. He was able to forecast several days in advance that oil from that ...
Environment
Sep 2, 2010
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(PhysOrg.com) -- The fact that our female ancestors dispersed more than our male ancestors can lead to conflicts within the brain that influence our social behaviour, new research reveals.
Evolution
Sep 2, 2010
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(PhysOrg.com) -- Devastating around a third of the country, it is estimated that the floods in Pakistan have affected up to 20 million people. As part of the effort to support humanitarian relief, satellite data are being ...
Earth Sciences
Sep 2, 2010
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Earth today is one of the most active planets in the Solar System, and was probably even more so during the early stages of its life. Thanks to the plate tectonics that continue to shape our planet's surface, remnants of ...
Earth Sciences
Sep 2, 2010
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Hot microblogging service Twitter launched an application for the Apple iPad on Thursday to rave reviews from technology blogs.
Software
Sep 2, 2010
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Scientists have built a clearer picture of how lengthy strands of DNA are concertinaed when our cells grow and divide, in a discovery could help explain how cell renewal can go wrong.
Cell & Microbiology
Sep 2, 2010
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