Rabu, 24 November 2010

What's Hot This Week

Universe's Most Powerful Explosions Can Leave Black Hole Graves

By Clara Moskowitz

When certain stars collapse, they release overwhelming blasts of energy called gamma-ray bursts - the most powerful explosion in the universe. But the cosmic leftovers of these violent outbursts have been a mystery Ñ until now.


Should Pluto Be a Planet After All? Experts Weigh In

By Mike Wall

Now that Pluto may have regained its status as the largest object in the outer solar system, should astronomers consider giving it back another former title - that of full-fledged planet?

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