27.5 Black Holes

Black Holes (1 of 2)

The effect of gravity on light is explored followed by how this can lead to the formation of a black hole. Duration: 8:20.

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Black Holes (2 of 2)

The black hole's photon sphere and event horizon are discussed followed by some thought experiments of what it would be like to fall into a black hole. Duration: 10:19.

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