20+ hour, 58+ min ago   (37+ words) After the Orion capsule of the Artemis I lunar mission returned to Earth, it was found that massive chunks of its heatshield had been ripped off, posing a serious risk to any future missions. In a rec......

2+ day, 8+ hour ago   (32+ words) Launched in 1976, LAGEOS-1 (LAser GEOdynamic Satellite) is unusual in that it contains no instrumentation, no electronics, no power supply, and no means of propulsion. It's spherical, weighs just unde......

2+ day, 17+ hour ago   (40+ words) When you see a listing for an Ethernet switch whose specification list is in effect 'yes', with a four-digit price tag when new, and with the seller asking for less than 10% of said $3,000 asking pric......

3+ day, 19+ hour ago   (38+ words) A fun part of modifying something like a motorbike is that you sometimes have to come up with creative solutions to basic questions, like how you can still access the fuel tank's cap after extending i......

4+ day, 17+ hour ago   (37+ words) You can 3D print all kinds of things, from Yoda heads to little models of Pikachu. Eventually, though, most of us get to a point where we want to print something a little more interesting. The lenticu......

5+ day, 17+ hour ago   (32+ words) [lcamtuf] has an in-depth look at the concept of negative resistance that goes somewhat further than one might expect. Normally, as voltage across a resistance increases so too does the current. Negat......

5+ day, 19+ hour ago   (322+ words) Hackaday [Igor] of [My Tech Fun] set out to discover what differences, if any, can be found between parts printed in PC-ABS filament on an industrial 3D printer, and those from prosumer-grade machines and filament His video is full of his…...

1+ week, 6+ hour ago   (209+ words) Hackaday The history of European space exploration is a long and distinguished one, with many decades and whole families of launch vehicles It might therefore come as a surprise that despite all this, it’s taken until 2026 for a European…...

1+ week, 2+ hour ago   (191+ words) The First Spacecraft Launched To Orbit From Europe Hackaday The history of European space exploration is a long and distinguished one, with many decades and whole families of launch vehicles. It might therefore come as a surprise that despite all…...

1+ week, 8+ hour ago   (185+ words) Hackaday The average 3D printer owner knows a few types of filaments – PLA, ABS, somewhere in the middle, PETG PCTG is another option that can be confusingly similar to PETG Recently, [Igor Gaspar] of [My Tech Fun] took a poke…...