Cellphone to rocket 20000ft

Published 7 years ago in Science. Submitted by Judge-Jake

dew

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Chemical Reaction NH4Cr2O7 + HgSCN

Published 10 years ago in Science. Submitted by VikingO

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Chris Hadfield demonstrates what happens when you ring out a washcloth in space

Published 11 years ago in Science

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Circle Illusion

Published 10 years ago in Science. Submitted by dbomber69

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Circuit Scribe

Published 10 years ago in Science. Submitted by Ime

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