Podcast: Smelling the Opposite Sex, Mysterious Lines in the Desert, and Surviving the Dinosaur Apocalypse

Smelling the Opposite Sex, Mysterious Lines in the Desert, And Surviving the Dinosaur Apocalypse

Do certain smells influence our perceptions of gender? What was the purpose of ancient white lines in the Chilean desert? And how did birds survive the dinosaur apocalypse? Science's Online News Editor David Grimm chats about these stories and more with Science's Sarah Crespi.

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