Browse 957 videos in category Documentary

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Thumbnail of STRANDBEEST EVOLUTION 2017

STRANDBEEST EVOLUTION 2017

Published 41 days ago in Documentary. Submitted by sux2bu

Numerous specimen of the Strandbeest evolution on music of Khachaturian's Spartacus. It open the archives of fossils. Theo Jansen's work since 1990. He tries to make new forms of live on beaches. His animals get their energy from the wind so they don't have to eat. In the future …
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Thumbnail of Why the US doesn’t use metric (even though it does)

Why the US doesn’t use metric (even though it does)

Published 42 days ago in Documentary. Submitted by sux2bu

Thumbnail of China's Bike-Sharing Disaster

China's Bike-Sharing Disaster

Published 44 days ago in Documentary. Submitted by sux2bu

Chinese bike-sharing companies compete by flooding the market, and the consequences are stacking up!

Thumbnail of A reality check on renewables - David MacKay on TED

A reality check on renewables - David MacKay on TED

Published 54 days ago in Documentary. Submitted by sux2bu

How much land mass would renewables need to power a nation like the UK? An entire country's worth. In this pragmatic talk, David MacKay tours the basic mathematics that show worrying limitations on our sustainable energy options and explains why we should pursue them anyway.

Thumbnail of Modern History: A Funny Thing About Medieval Hoods

Modern History: A Funny Thing About Medieval Hoods

Published 58 days ago in Documentary. Submitted by sux2bu

A look at medieval hoods, how they're used, how they're worn and something you probably didn't know about them.