Science

#### A Computer That Runs on Marbles

The Action Lab explains the Turing Tumble that is an actual working computer with real logic.

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Interesting
Science

#### Are There Problems That Computers Can’t Solve?

Tom Scott talks about Hilbert’s Decision Problem, Turing’s solution, and a machine that vanishes in a puff of logic.

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Quantum Computing

#### Quantum Supremacy and When Will Quantum Computers Be a Thing?

Last year, Google announced that they had achieved quantum supremacy – but what does that mean? And does it even matter? SciShow examines what it means.

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