Archive: 03/04/2009

A young pulsar shows its hand

A small, dense object only twelve miles in diameter is responsible for this beautiful X-ray nebula that spans 150 light years. At the center of this image made by NASA's Chandra X-ray Observatory is a very young and powerful ...

dateApr 03, 2009 in Astronomy
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NSF teams with NASCAR to reveal 'The Science of Speed'

Science educators have a new way to engage science students in grades 8-12; they can turn to NASCAR. A new online series of videos called "The Science of Speed"--announced today at the Texas Motor Speedway (TMS) in Fort Worth--teaches ...

dateApr 03, 2009 in Other
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Lilies Deadly to Cats, Veterinarians Warn

Lilies, a floral reminder that winter has passed, frequently appear in homes during spring holidays as potted plants or cut flowers. But for cats, many lilies can be as lethal as they are lovely.

dateApr 03, 2009 in Other
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Researcher finds optimal fix-free codes

(PhysOrg.com) -- More than 50 years after David Huffman developed Huffman coding, an entropy encoding algorithm used for lossless data compression in computer science and information theory, an electrical and computer engineering ...

dateApr 03, 2009 in Computer Sciences
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