The origins of life on Earth are still shrouded in mystery. One compelling possibility is that comets delivered the building blocks for life eons ago. This week, Speaking of Chemistry explains the chemistry behind how these icy, lumpy space rocks might have seeded life on Earth. Check out the video:
Speaking of Chemistry is a production of Chemical & Engineering News, a weekly magazine of the American Chemical Society. It's the series that keeps you up to date with the important and fascinating chemistry shaping the world around you.









