Uploaded November 2015 | Updated September 2026, 2 weeks ago

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Albert Einstein did amazing things with General Relativity - but he famously got it wrong when it came to the expansion of the Universe.

Einstein's Blackboard: youtu.be/KIwpGEvmgvs

More relativity videos (with Mike Merrifield): bit.ly/Gamma3

More long interviews with Ed: bit.ly/CopelandGoesLong

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This project features scientists from The University of Nottingham
bit.ly/NottsPhysics

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