The Crack with Marcus Chown (408)
Shirtloads of Science - En podcast af Dr Karl Kruszelnicki - Søndage
Author and astrophysicist Marcus Chown is a great explainer. A British stargazer, he studied under Richard Feynman in California. Dr Karl puts him to the test talking about Marcus' latest book on black holes "A Crack in Everything". DrKarl.com @marcuschown
