April 21, 2012 A survey of the sky fails to find signs of Dark Matter, a totally unexpected result. If the observations stand up to scrutiny, our understanding of the universe could shift significantly.
A composite of Lyrids over Huntsville, Ala., in 2009. This year, the meteor shower will hit its peak before dawn Sunday morning.
April 21, 2012 The Lyrids aren't known for their flashy shows, but this year they're getting some help. The height of the showers is expected Sunday morning before dawn, and darker skies will make viewing more exciting.
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March 14, 2012 The sky this month is filled with wonders. A few centuries ago, people would be panicking, thinking the end was near. Now, we have reason to celebrate.
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