Browse 957 videos in category Documentary
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 …
- 407 views
- 10 comments
- 629 views
- 3 comments
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.
- 426 views
- 9 comments
A look at medieval hoods, how they're used, how they're worn and something you probably didn't know about them.
- 473 views
- 2 comments