Podcast: The Important Numbers in the Universe

By Fraser Cain - July 17, 2007 08:50 AM UTC | Cosmology

This week we wanted to give you a basic physics lesson. This isn't easy physics, this is a lesson on the basic numbers of the Universe. Each of these numbers define a key aspect of our Universe. If they had different values, the Universe would be a changed place, and life here on Earth would never have arisen.

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The Important Numbers in the Universe

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Fraser Cain

Fraser Cain is the publisher of Universe Today, founding the website in March 1999. He's also the co-host of Astronomy Cast.