Astronomy Cast

Wizzard Media

Science & Medicine, Natural Sciences

Chart Positions

Natural Sciences 12
Science & Medicine 32

Astronomy Cast brings you a weekly fact-based journey through the cosmos.


Ep. 280: The Cosmological Constant

November 12th, 2012

Episode 314 of 460 episodes

In order to allow for a static Universe, Albert Einstein introduced the concept of the Cosmological Constant Lambda to make the math work out. Once it was discovered that the Universe was actually expanding, he threw the number out calling it his "biggest blunder". But thanks to dark energy, the Cosmological Constant is back.