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A stylized graphic of a black hole with an orange accretion disk next to a chalkboard, an empty wheelchair, and a standing figure.

Can you beat Hawking's trivia and escape the crushing pull of the event horizon?

Stephen Hawking

Difficulty

Hard

Questions

20

Volts

3/q

Hawking bet a year's subscription to Penthouse that Cygnus X-1 wasn't a black hole. He lost. Now it's your turn to face the Singularity. Can you calculate the radiation or will you vanish past the event horizon? Step up. Prove you can outthink the master of spacetime.

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