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Episode 139: Can Alien Life Hitch a Ride on Space Dust?, with Arjun Berera

8 Jan 2018, 02:00 UTC
Episode 139: Can Alien Life Hitch a Ride on Space Dust?, with Arjun Berera
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Feature Guest: Arjun Berera Many of you are familiar with the idea of panspermia, the theory that life spreads itself throughout the galaxy by travelling from one world to another. We often think of big objects like asteroids, comets or spacecraft. But a new idea has emerged, and it’s must smaller: dust. Astronomer Arjun Berera joins me here at The Star Spot to discuss his new study, which considers whether alien life can hitchhike between planets on streams of space dust and if life on Earth might have just such an origin. Current in Space The solar system's first extrasolar asteroid visitor, Oumuamua, is even stranger than we thought, explains Tony. About Our Guest Arjun Berera is Professor in the School of Physics and Astronomy at the University of Edinburgh. He received his PhD from the University of California Berkeley studying aspects of string perturbation theory. His research interests include quantum field theory, statistical physics, early universe cosmology theory and turbulence.Many of you are familiar with the idea of panspermia, the theory that life spreads itself throughout the galaxy by travelling from one world to another. We often think of big objects like asteroids, comets or spacecraft. But a new idea has emerged, and it’s must smaller: dust. Astronomer Arjun Berera joins me here at The Star Spot to discuss his new study, which considers whether alien life can hitchhike between planets on streams of space dust and if life on Earth might have just such an origin.

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