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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 97 days ago in Documentary. Submitted by sux2bu

Thumbnail of China's Bike-Sharing Disaster

China's Bike-Sharing Disaster

Published 99 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 110 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 113 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.

Thumbnail of Biggest Empires in History

Biggest Empires in History

Published 113 days ago in Documentary. Submitted by sux2bu

In this video,on a World Map,I will be graphically showcasing you the biggest empires in World history. Note that these empires are ranked by SIZE not by POWER or INFLUENCE.