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Cosmologists Reveal Evidence of Inflationary Universe

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Cosmologists Reveal Evidence of Inflationary Universe

Space

Cosmologists Reveal Evidence of Inflationary Universe

Cosmologists Reveal Evidence of Inflationary Universe

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  • <iframe src="https://www.npr.org/player/embed/5299799/5299800" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

Scientists don't know just how our universe was formed at that first instant, but they have some theories about what happened in that tiny fraction of a second later. These ideas go beyond the big-bang theory. Inflation suggests that in its first few moments, the universe underwent a massive growth spurt, inflating space from a tiny speck to a universe in under a trillionth of a second.

Guest:

Charles Bennett, professor of physics and astronomy; principal investigator, W-MAP Project, Johns Hopkins University