What if we have no free will? What if we are just systems that move from one state to another in a predictable fashion? Using a tank of ping pong balls, David demonstrates why we don’t need to worry.
Jim Woodward’s peers have long dismissed his ideas about gravity and inertia. Now he believes he has the data that will prove him right—and could make interstellar travel possible for humans.
The thorny thought experiment has been turned into a real experiment — one that physicists use to probe the physics of information.
Another universe existed before ours – and energy from it is coming out of black holes, says Nobel prize winner
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