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How the Heck Do you Measure an Entire UNIVERSE?

Since the time of the ancient Greeks, scientists have been constructing a cosmic measuring tape to measure the universe from our own backyard all the way to its ever-expanding edge: the cosmic distance ladder. In this video, we climb that ladder and explore how each rung has revealed something new and previously unthinkable about the universe we live in.

English
  • Originally Aired April 10, 2024
  • Runtime 11 minutes
  • Network YouTube
  • Created April 10, 2024 by
    shriek
  • Modified June 20, 2024 by
    shriek