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readthenotes1
3 months ago
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Flint Confirms Biodegradable Paper Batteries Are N...
The first Better Battery Bulletin announcing production in many many years
eternityforest
3 months ago
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Sodium ion showed up a year or two ago and you can buy them on Amazon as 12v lead acid replacements, 18650s are also available but the voltage range is different from normal lithium.
infl8ed
3 months ago
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Except for this one 3 days ago!
https://news.ycombinator.com/item?id=46505975
(but jury still out awaiting independent verification)
Consider applying for YC's Summer 2026 batch! Applications are open till May 4
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