Browse 406 favorite videos of BjornNunskt

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Thumbnail of Overconsumption

Overconsumption

Published 11 years ago in Other

Thumbnail of Burning stuff with 2000ºF solar power using a Fresnel lens from a old TV

Burning stuff with 2000ºF solar power using a Fresnel lens from a old TV

Published 11 years ago in Awesome

Thumbnail of Amazing new Concrete tent that can be erected fast

Amazing new Concrete tent that can be erected fast

Published 11 years ago in Awesome

Thumbnail of Computer program reveals invisible motion in video

Computer program reveals invisible motion in video

Published 11 years ago in Technology. Submitted by joeman

Thumbnail of Is it better to walk or run in the rain?

Is it better to walk or run in the rain?

Published 11 years ago in Science. Submitted by joeman