Roeland van der Marel

Jun. 08, 2012

What Happens When Two Galaxies Collide?

Astronomers say the Andromeda and Milky Way galaxies will collide in four billion years.

space, astronomy, galaxies, universe, cosmology

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Michael Pollan Talks Plants and Food

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Mystery Box

The Serious Science of Humor

Author Scott Weems lets us in on the jokes and uncovers the science of humor.

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