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TED-Ed

The physics behind Einstein’s most famous equation - Lindsay DeMarchi and Fabio Pacucci

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TEDEd Animation

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Ever since Einstein published his Special Theory of Relativity, one equation has been the bane of humans hoping to explore the stars: E=mc². In addition to informing our understanding of gravity, space, and time, this formula implies that traveling at or beyond light speed is impossible. Why is that? Lindsay DeMarchi and Fabio Pacucci explain the physics behind this unbreakable speed limit.

Watch the video and finish the Think section to complete the lesson.


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Meet The Creators

Educator
Lindsay DeMarchi, Fabio Pacucci
Director
Igor Coric, Artrake Studio
Narrator
Addison Anderson
Composer
Cem Misirlioglu, Mikey Coltun
Sound Designer
Cem Misirlioglu, Mikey Coltun
Director of Production
Gerta Xhelo
Produced by
Sazia Afrin
Editorial Director
Alex Rosenthal
Editorial Producer
Dan Kwartler
Fact-Checker
Charles Wallace

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