Sigrid helped break a physics barrier that made 3D ultrasound in air possible [video]
By torotime · 2026-08-09 · 1 points · 0 comments
https://www.youtube.com/watch?v=pVpznf7gCxs
By torotime · 1 points · 0 comments · on Hacker News, read on BetterNews.
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