60-Second Science

Scientific American

Science & Medicine, Natural Sciences, Technology

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Science & Medicine 21

Leading science journalists provide a daily minute commentary on some of the most interesting developments in the world of science. For a full-length, weekly podcast you can subscribe to Science Talk: The Podcast of Scientific American . To view all of our archived podcasts please go to www.scientificamerican.com/podcast


Young Earth May Have Been All Wet

November 10th, 2014

Episode 149 of 579 episodes

Because the chemical signature of water on Earth matches the signature of water in an ancient group of asteroids called eucrites, it means that Earth might have had water much earlier than previously thought. Julia Rosen reports