Dr. Weiping Yu returns with Science and U to comment on new studies implying black holes from the Big Bang could be the Dark Matter. The physicist also comments on astronomers discovering "northern lights" surrounding Rosetta's famous comet for the first time. Dr. Yu brings attention to the fact that electromagnetic emissions have been detected on the celestial object. Also, what does the discovery of a strange new magnetoelectric effect in symmetrical crystal mean? "Every single crystal, every single particle, and every single is made by magnets." Listen to the full episode for all this and more.
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David Gornoski