Browse 517 videos in category Technology
Aerogels are the world's lightest (least dense) solids. They are also excellent thermal insulators and have been used in numerous Mars missions and the Stardust comet particle-return mission. The focus of this video is silica aerogels, though graphene aerogels are now technically…
- 642 views
- 4 comments
- 1026 views
- 9 comments
LEDs and solar panels are both made of diodes. A diode is just designed to allow electricity to flow in one direction but because we make them out of semiconductors they can do all these other things.
- 656 views
- 6 comments
Dinorwig Power Station, otherwise known as Electric Mountain, is a pumped-storage hydro station in Llanberis, Wales. And yes: it's Britain's largest battery. Here's how it works.
- 454 views
- 2 comments