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New Evidence Points to Existence of Dark Matter

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New Evidence Points to Existence of Dark Matter

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New Evidence Points to Existence of Dark Matter

New Evidence Points to Existence of Dark Matter

  • Download
  • <iframe src="https://www.npr.org/player/embed/5709573/5709574" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

New evidence from colliding galaxies suggests that dark matter does exist. We'll take a look at the evidence with cosmologist Sean Carroll.

Guest:

Sean Carroll, senior research associate, California Institute of Technology.