21/12/2010

Icicle shape stranger than thought (w/ Video)

Look out your window at the icicles beginning to grow on the edges of roofs and car bumpers, and you might think that all icicles are shaped the same -- long, straight and pointy.

How Earth's orbital shift shaped the Sahara

A change in the Earth’s orbit, many scientists believe, transformed the “Green Sahara” into what is now the largest desert on the planet. While scientists are still trying to find out if the slow shift in orbit ...

Close-Up of Enceladus Northern Hemisphere taken by Cassini

(PhysOrg.com) -- NASA's Cassini spacecraft made its close flyby of the northern hemisphere of Saturn's moon Enceladus yesterday, Monday, Dec. 20. The closest approach took place at 5:08 PM PST (8:08 EST) on Dec. 20, or 1:08 ...

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