Will the Universe Expand Forever?

Will the Universe continue to expand outward or will it succumb to gravity and collapse upon itself? Find out in this episode of Space Time. Help us win a Webby Award by voting here:

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Throughout history, there has been much speculation about what the fate of the universe would be. Many theorized that the universe would eventually succumb to the pull of gravity, and reverse its expansion in what was being called ‘The Big Crunch.’ However, with the help of mathematical equations from Newton, Einstein, and Alexander Friedmann, we now have an answer.

Special thanks to NAOJ and the European Southern Observatory for allowing usage of their photo of M83:

Flourine production in lower mass stars:

escape velocity = square root of (2GM/r)
– we accidentally left out the 2


Henrique Rigitano

ReVenGe TheRedFireFox

Richard van der Linden

Mason Glaves

Rod Landaeta


Written and hosted by Matt O’Dowd
Made by Kornhaber Brown (

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