Fully recyclable hydrogel begins healing itself within minutes

Norway spent 40 minutes convincing a helicopter's GPS it was flying into the sea

Self-taught tinkerer demos working room-sized Cold War-era supercomputer with vacuum tubes — takes 15 minutes to warm up and smells like burning dust, 8-bit design uses 460 recycled 1950s Soviet tubes

Cincinnati police drones respond in minutes. Here's what CPD learned after 1 year.