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EarthAvalanche!
Laboratory studies of how snow crystals change shape under fluctuating environmental conditions and computer analyses that match the patterns of past avalanches with detailed meteorological data are helping scientists uncover the secrets of avalanches.
By Sid Perkins -
Health & MedicineProtein Repair: New compounds may help cells fight off cancer
Researchers have identified a compound that enables even defective p53 proteins to initiate anticancer chain reactions.
By Nathan Seppa -
Copy Crab: DNA confirms that crab forms have several origins
New genetic evidence suggests that crabs aren't all close relatives and their characteristic shape evolved independently on numerous occasions.
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Materials ScienceThin Jet Flies Two for One: Double streams yield sheathed nanoballs, fibers
Researchers have used powerful electric fields to stretch liquids into ultrathin jets in which a stream of one liquid encloses the stream of another.