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Thumbnail of See an Ancient Wonder of China that Transforms a River | National Geographic

See an Ancient Wonder of China that Transforms a River | National Geographic

Published 6 years ago in Documentary. Submitted by sux2bu

A festival in China celebrates an engineering genius of the ancient world who changed the course of a river—and history.

Thumbnail of Spending Time Aboard the Space Station

Spending Time Aboard the Space Station

Published 8 years ago in Documentary. Submitted by Sizzlik

Thumbnail of The Specious Present

The Specious Present

Published 8 years ago in Documentary. Submitted by Geekster

Thumbnail of How Long Does A Severed Head Remain Conscious?

How Long Does A Severed Head Remain Conscious?

Published 6 years ago in Documentary. Submitted by sux2bu

A rather dark subject , but still interesting...

Thumbnail of How Lice Turn Your Hair Into Their Jungle Gym

How Lice Turn Your Hair Into Their Jungle Gym

Published 5 years ago in Documentary. Submitted by sux2bu

Why are itchy lice so tough to get rid of and how do they spread like wildfire? They have huge claws that hook on hair perfectly, as they crawl quickly from head to head.