Science & Medicine

AaS! 252: Why Can't We Get Free Energy from the Vacuum?

Jul 22, 202534:19Science & Medicine

Why does the vacuum of spacetime have energy? How much energy does it have? What prevents us from using it to do anything useful? I discuss these questions and more in today's Ask a Spaceman! Support the show: All episod...

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AaS! 252: Why Can't We Get Free Energy from the Vacuum? is an episode from Ask a Spaceman! by Paul M. Sutter. Why does the vacuum of spacetime have energy? How much energy does it have? What prevents us from using it to do anything useful?...

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Published Jul 22, 2025, 34:19 long, audio available.

AaS! 252: Why Can't We Get Free Energy from the Vacuum?

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