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SN Online

SN Online

SN Online

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12:12pm, November 4, 2011

LIFE
Cycads, often called "dinosaur plants," aren't so ancient after all. Read "Cycads not 'living fossils.' "

HUMANS
Ancient cooking pots show diets shifted slowly from fishing to agriculture. See "Early farmers' fishy menu."

ON THE SCENE BLOG
The Drake Equation for tallying alien life turns 50. See "The Drake Equation: All in the family," with a link for SN subscribers to a Q&A with Frank Drake.

BODY & BRAIN
Air pollution boosts blood pressure in at-risk groups. Read "A particulate threat to diabetes."

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