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17

The Cosmic Reach of Gamma-Ray Bursts

Lecture no. 17 from the course: A Visual Guide to the Universe with the Smithsonian

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Taught by Professor David M. Meyer | 30 min | Categories: Science

Search for the origin of the most powerful explosions since the big bang. Known as gamma-ray bursts, these colossal beams of high-energy radiation are among our deepest views into the cosmic past. Also consider the chance that a nearby gamma-ray burst could cause a mass extinction on Earth.