Tuesday, October 30, 2012

[Science] Vision evolved 700 million years ago

Vision evolved 700 million years ago
http://www.tgdaily.com/general-sciences-features/67183-vision-evolved-700-million-years-ago
A huge computational analysis has revealed that opsins - the light-sensitive proteins key to vision - may have evolved earlier than previously believed.

Continuing Work With Scoops at 'Rocknest'
http://www.jpl.nasa.gov/news/news.php?release=2012-339
Rock 'Et-Then' Near Curiosity, Sol 82 The Mars Hand Lens Imager (MAHLI) on the arm of NASA's Mars rover Curiosity took this image of a rock called "Et-Then" during the mission's 82nd sol, or Martian day (Oct. 29, 2012.

Did climate change cause Hurricane Sandy?
http://www.independent.co.uk/voices/iv-drip/did-climate-change-cause-hurricane-sandy-8252703.html
Kerry Emanuel, an MIT climate scientist, said that his profession has little knowledge of hybrid storms, so couldn't know for certain how they interact with changing global temperatures.

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