Cosmic Conundra – Catastrophic Collision Cycles
click to listen (TRT 9:31)
Part 1 of Cosmic Conundra, featuring Mike Rampino, professor of biology and environmental studies at New York University, explaining how the movement of our solar system within the milky way may lead to periodic collisions with comets that cause mass extinction events.
Big Picture Science – Cosmic Conundra: Mike Rampino / Catastrophic Collision Cycles
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