Home/CommunityDIY open-source ultrasound hardware on the rp2040/rp2350kelu124·Hacker News·Community·May 14, 2026un0rick is a open-source ultrasound project.Read full article →Related Articles“Beyond the limit”: Satellites and mirrors in space pose threat to the night skyBreadmaker · Hacker News · 1d agoSolar rail could become common in Europe after successful trial in Switzerlandneilfrndes · Hacker News · 2h agoGPT-5.5 Codex reasoning-token clustering may be leading to degraded performancemaille · Hacker News · 19h agoPotential session/cache leakage between workspace instances or consumer accountschatmasta · Hacker News · 1d agoShow HN: KiCad in the BrowserViktorEE · Hacker News · 5h ago