Home / Series / PBS Space Time / Aired Order / Season 2024 / Episode 26

What If The Cosmological Constant Is NOT Constant?

We know that the universe is getting bigger. And we know that the speed that the universe is getting bigger is also getting bigger. The standard assumption is that the acceleration rate is itself constant, which will surely result in ultimate heat death. But a recent survey of primordial sound waves frozen into the way galaxies are sprinkled through the universe reveals that this fate is now in question.

English
  • Originally Aired October 10, 2024
  • Runtime 18 minutes
  • Network YouTube
  • Created October 21, 2024 by
    shriek
  • Modified October 21, 2024 by
    shriek