Fire up the citronella-scented tiki torches, and slather on the DEET: Everybody knows these simple precautions repel insects, notably mosquitoes, whose bites not only itch and irritate, but also transmit diseases such as ...
Plants & Animals
Aug 25, 2010
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If you spend an afternoon walking along the muddy shore of Mono Lake, with the eastern flank of the Sierra Nevada mountains looming majestically in the background, you’ll no doubt discover, as others have before, that it ...
Cell & Microbiology
Oct 5, 2009
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(PhysOrg.com) -- Not all stem cells are completely blank slates. Some, known as adult stem cells, have already partially embraced their fates and are capable of becoming only cells of a particular type of tissue. So how do ...
Cell & Microbiology
Mar 19, 2009
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