Did you know that two objects fall at the same speed in a...

Did you know that two objects fall at the same speed in a vacuum, no matter their mass? https://www.youtube.com/watch?v=E43-CfukEgs

Brian Cox visits the world's biggest vacuum chamber - Human Universe: Episode 4 Preview - BBC Two

Programme website: http://www.bbc.co.uk/programmes/p0276q28 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.

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Feb 9 2018 · 9:30 AM

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