Teleoperation of RC car from inside a cylindrical dome

Published 214 days ago in Technology. Submitted by manro

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How diodes, LEDs and solar panels work

Published 220 days ago in Technology. Submitted by sux2bu

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Britain's Largest Battery Is Actually A Lake

Published 240 days ago in Technology. Submitted by sux2bu

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.

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Gesture controlled touchscreen calculator watch

Published 254 days ago in Technology. Submitted by manro

Guess the year?

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World's Lightest Solid!

Published 257 days ago in Technology. Submitted by sux2bu

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…
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