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

A reality check on renewables - David MacKay on TED

Published 329 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 333 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 333 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.

Thumbnail of Stossel: Sweden is Not a Socialist Success

Stossel: Sweden is Not a Socialist Success

Published 343 days ago in Documentary. Submitted by sux2bu

Democratic socialists in the United States point to Sweden as a socialist success. But Swedish historian Johan Norberg says, "Sweden is not socialist."
Many people think Sweden is socialist, but its success comes from free markets.

Thumbnail of How It's Made - Oysters

How It's Made - Oysters

Published 344 days ago in Documentary. Submitted by sux2bu