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How Time Becomes Space Inside a Black Hole | Space Time

PBS Space Time

How Time Becomes Space Inside a Black Hole | Space Time

A PBS Space Time episode explaining how space and time swap roles inside a black hole's event horizon. It is part of the channel's black hole series.

Recommended as the cleanest visual explanation of time and space switching roles past the horizon, and a gateway to the channel's black hole videos.

7 Hacker News mentions · 2018–2025

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