StarTalk Radio - Can Aliens Detect Us?

A fan wants to how close an alien civilization would have to be to discover Earth, using the same level of technology we have here. Extraordinarily close, at least according to what guest host Bill Nye the Science Guy learned in his astronomy class taught by Carl Sagan. Enjoy this Cosmic Queries video clip featuring guest astronaut Mike Massimino and co-host Eugene Mirman.

Weird







‘Before Science, There Was Magic’, A Short Documentary About the Role Magic and Science Play in Explaining Nature

Before we had science to explain nature, magic fulfilled our need for explanations. The first scene from the newly released Episode Three of the experimental documentary series This is Not a Conspiracy Theory.

via laughingsquid



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