Podcast: Cosmological Constant

12 Dec , 2012 by

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.

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“Cosmological Constant” on the Astronomy Cast website, with shownotes and transcript.

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December 12, 2012 2:50 PM

An interesting account of an early discussion between Einstein and Schrodinger regarding the cosmological constant: http://arxiv.org/abs/1211.6338