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95%VideoAug 2011

World's simplest motor

(0:20) Ingredients: Battery, wire and magnet

92%VideoMay 2018

Why battery packs are winning over hydrogen fuel cells

(5:38) Most electric cars are "fuelled" from batteries, but some use hydrogen fuel cells instead.

90%PictureJul 2007

How to use a D battery in a C fitting

Simple picture tells it all


88%VideoMar 2007

12V battery hack

Cheap and easy with a big payoff

88%VideoSep 2015

Bill Nye, are you for or against fracking?

(10:52) Fracking isn't inherently a bad idea but ...

88%VideoOct 2015

Tesla's Gigafactory

(0:59) Drone's eye view of Tesla's massive battery factory currently under construction in the Nevada desert.

88%VideoAug 2016

Tesla Gigafactory's grand opening

(15:46) Elon Musk introduces Gigafactory, the world’s largest battery factory.

88%VideoMar 2017

Elon Musk offers solution for South Australia's power problem

(2:25) And if it takes longer than 100 days, it's free.

88%VideoNov 2017

Ramez Naam - Exponential Energy

(38:09) Technologist and science fiction writer Ramez Naam talks about the disruptive power of wind and solar worldwide.


88%VideoJun 2018

Elon Musk's game changing battery masterplan

(13:52) Without affordable batteries, there won't be affordable electric cars.