End-Permian Extinction Lasted Ten Times Longer on Land Than Water

End-Permian Extinction Lasted Ten Times Longer on Land Than Water

The biggest mass extinction event on Earth occurred at the end of the Permian period, resulting in the extinction of 95% of marine life and 80% of terrestrial life. Now, scientists have found that the terrestrial portion of the event lasted nearly ten times as long as the ocean version. Plus, a spaghettified star, the search for Moon Trees, all about Mars, and new works on dark matter and dark energy.

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Rocket Roundup for January 6, 2021: Year in Review

Rocket Roundup for January 6, 2021: Year in Review

Join us for this week’s Rocket Roundup with host Annie Wilson as we look back at the launches and missions that happened last year, including test flights and first flights, mission launches and discoveries, and all the people in space (and their zero-gravity indicators). Plus space toilets.

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