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Current Event December 7, 2016

Theories of Dark Matter


Dark matter is invisible and barely interacts with anything else. Finding dark matter and proving it exists is a difficult task. There are a few theories about what dark matter is but no one has found a way to detect it. It could be that the universe is mostly invisible. Listen to hear more about dark matter and what it can tell us.

Space Systems Earth and Space Science

Story Length: 3:30

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SOURCE:

National Public Radio © 2016 National Public Radio, Inc. Used with the permission of NPR. All rights reserved.

AIR DATE: 11/29/2016


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