Gravity in a Vacuum – Proof Galileo Was Right

Brian Cox visits NASA’s Space Power Facility in Ohio to see what happens when a bowling ball and a feather are dropped together under the conditions of outer space.

This is a pretty great video, except for the irritating “science is so awesome!” sniveling Brit hipster voice. Just skip to 2:50 to see the good part. You can also pop in at 1:25 if you want to see the same experiment WITH air.

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