Nuclear battery produces power for 50 years without needing to charge
Comments ( https://news.ycombinator.com/item?id=38989690 )
https://www.independent.co.uk/tech/nuclear-battery-betavolt-atomic-ch...
Well that quickly became an interesting rabbit hole ..
https://hackaday.com/2016/12/01/make-your-own-nuclear-battery/
https://hackaday.com/2016/12/01/make-your-own-nuclear-battery/
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