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April 12, 2012 12:52 pm PDT
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/ILp_qemt_x0/the-threat-of-intelligent-spac.html
The threat of intelligent space dinosaurs
Chirality is an interesting concept. The best way to explain it quickly is an analogy to being left-handed or right-handed. Molecules don't have hands, but they do have an inherent orientation that can be compared to having a dominant hand that you do most of your work with. Sugars are mostly right-handed. Amino acids: Left-handed. [...]Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/ILp_qemt_x0/the-threat-of-intelligent-spac.html
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