Archive: 12/28/2011

Space Image: Ring of fire

(PhysOrg.com) -- 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 ...

Dec 28, 2011
4.9 / 5 (7) 2 | with audio podcast

Cloud droplets, ready for prime time

(PhysOrg.com) -- 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 ...

Dec 28, 2011
5 / 5 (2) 1

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 - ...

Dec 28, 2011
5 / 5 (7) 1
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