Archive: 24/09/2009

Twin Keck telescopes probe dual dust disks

Astronomers using the twin 10-meter telescopes at the W. M. Keck Observatory in Hawaii have explored one of the most compact dust disks ever resolved around another star. If placed in our own solar system, the disk would ...

dateSep 24, 2009 in Astronomy
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Gulf fritillary is back

(PhysOrg.com) -- A showy butterfly with bright orange-red wings and a 4-inch wingspan is back in the Sacramento metropolitan area after a four-decade absence and in the Davis area after 30 years.

dateSep 24, 2009 in Ecology
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Schrodinger's Cat Experiment Proposed

(PhysOrg.com) -- One of the classical problems in quantum mechanics concerns a man and his feline companion. The man has placed his cat in an opaque tank and is slowing pumping it full of poison. Now until the man opens the ...

dateSep 24, 2009 in General Physics weblog
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