Donut Lab's 'solid-state' battery exposed as regular li-ion in investigation

virgildotcodes 54 points 9 comments June 08, 2026
electrek.co · View on Hacker News

Discussion Highlights (5 comments)

fgclue

Well that sucks.

nom

no no, you see, that's exactly how our super secret chemistry solid state battery would measure! look at it, the curves aren't even similar, very different kink due to secret anode material that's definitely not graphite it's real guys I swear

InTheArena

Ignore eletrek's self-serving post, go watch the youtube video. https://www.youtube.com/watch?v=j5oyVNjrUPI

skullone

The early videos of their lab results looked a big enough scam that I couldn't believe people were buying the hype.

ChiperSoft

Did they think nobody would notice? At some point somebody was bound to rip on open, or at least stick it in a CT scanner

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