Pi (π) unrolled

Published 8 years ago in Science. Submitted by Burimi

Illustrates (without any audio) the meaning of π (pi) by rolling a wheel of 1 unit in diameter across an axis of 4 units, marking the axis at π, the point where the wheel completes a full rotation. This video is constructed from a GIF © John Reid https://wmfsl.org/.1j6…
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How Do You Dismantle a Dino?

Published 10 years ago in Science. Submitted by dbomber69

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Cassette Sat Nav without a satellite. in 1971

Published 5 years ago in Science. Submitted by Judge-Jake

I wonder how many they sold.

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Inside the Cupola module of the ISS space station

Published 7 years ago in Science. Submitted by MindTrick

This is a short clip taken from an hour long tour of the ISS space station, hosted by Steve Swanson, an American engineer and NASA astronaut, where we get to enter the Cupola module and take a peek out of the windows.

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Playing with liquids

Published 9 years ago in Science. Submitted by pignmar41

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