How wolves change rivers

Published 7 years ago in Animals. Submitted by Niek

How the introduction of wolves in the Yellowstone National Park changed the ecosystem and geology.

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Incredible Chemical Reaction!

Published 8 years ago in Science

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How Earth Moves

Published 8 years ago in Science. Submitted by Geekster

Vsauce

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Man Teaches Us How To Do An Amazing Paper Trick

Published 8 years ago in Awesome. Submitted by Geekster

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Playing with liquids

Published 9 years ago in Science. Submitted by pignmar41

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