News tagged with night

Odd work schedules pose risk to health

(AP) -- Reports of sleeping air traffic controllers highlight a long-known and often ignored hazard: Workers on night shifts can have trouble concentrating and even staying awake.

Apr 17, 2011
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Celestial fireworks from dying stars (w/ video)

(PhysOrg.com) -- This image of the nebula NGC 3582, which was captured at ESO's La Silla Observatory in Chile, shows giant loops of gas bearing a striking resemblance to solar prominences. These loops are ...

Apr 13, 2011
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Spring is fireball season

What are the signs of spring? They are as familiar as a blooming Daffodil, a songbird at dawn, a surprising shaft of warmth from the afternoon sun. And, oh yes, don't forget the meteors.

Apr 01, 2011
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Clouds amplify ecological light pollution

The brightness of the nightly sky glow over major cities has been shown to depend strongly on cloud cover. In natural environments, clouds make the night sky darker by blocking the light of the stars but around urban centers, ...

Mar 02, 2011
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STAR TRAK for February 2011

Jupiter will be the only bright planet visible as evening twilight fades during February, coming into view in the southwest. At mid-northern latitudes, this will be the last month until July when Jupiter will ...

Feb 03, 2011
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The incredible impact of stars on culture

For Hawaiian navigators, the star Sirius was "Hokuho'okelewa'a," meaning "star to guide canoe." Traditional Aboriginal Australians looked at the Magellanic Clouds and saw distant campfires in the sky.

Nov 19, 2010
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The man behind Comet Hartley 2

Over the last 40 years, Malcolm Hartley has done just about every possible job for Siding Spring Observatory's UK Schmidt telescope in New South Wales, Australia. The British-born, Scottish-educated Hartley ...

Nov 03, 2010
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