Archive: 28/12/2011

What if the earth had two moons?

The idea of an Earth with two moons has been a science fiction staple for decades. More recently, real possibilities of an Earth with two moon have popped up. The properties of the Moon’s far side has many scientists ...

dateDec 28, 2011 in Space Exploration
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Space Image: Ring of fire

( -- This composite image shows the central region of the spiral galaxy NGC 4151. X-rays (blue) from the Chandra X-ray Observatory are combined with optical data (yellow) showing positively charged hydrogen (H ...

dateDec 28, 2011 in Astronomy
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Cloud droplets, ready for prime time

( -- Some make the cut, some don't. Like auditions for the school play, scientists from Pacific Northwest National Laboratory and Goethe-University Frankfurt were looking for promising atmospheric particles that ...

dateDec 28, 2011 in Earth Sciences
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The enduring mystery of snowflakes

Who hasn't caught a snowflake in a mitten and marveled at its starlike detail, and then recalled that no two snowflakes are alike? But these crystals of ice are even more different than one might imagine - there are needle-like ...

dateDec 28, 2011 in General Physics
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