Dave Brain

What a planet needs to sustain life

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"Venus is too hot, Mars is too cold, and Earth is just right," says planetary scientist Dave Brain. But why? In this pleasantly humorous talk, Brain explores the fascinating science behind what it takes for a planet to host life — and why humanity may just be in the right place at the right time when it comes to the timeline of life-sustaining planets.

About the speaker
Dave Brain · Planetary scientist

Dave Brain studies the plasma environments and atmospheres of unmagnetized planets.

Dave Brain studies the plasma environments and atmospheres of unmagnetized planets.