Preserving Old Book Smells, Reacting Before Noticing, and Humans from Outer Space

Learn about why researchers have broken down the smell of old books; new research that shows why your brain has a kind of Spider-sense; and the Panspermia theory that human life originally came from outer space.

In this podcast, Cody Gough and Ashley Hamer discuss the following stories from Curiosity.com to help you get smarter and learn something new in just a few minutes:

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