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At What Point Does Spacetime Become Quantum?

202521 minHD★ 7.7Space & Cosmos
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To observe the quantum nature of gravity and of spacetime itself, we need a particle collider the size of the solar system. Or we could just physics smarter and build one on a lab bench. Here’s how. Hosted by Matt O'Dowd Written by Chistopher Pollack, Boris Ragula, & Matt O'Dowd Post Production by Leonardo Scholzer, Yago Ballarini & Stephanie Faria Directed by Andrew Kornhaber Associate Producer: Bahar Gholipour

Courtesy of PBS Space Time on YouTube. Watch on YouTube ↗

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