You may or may not know, but printf is a Turing-complete language, once you exploit all the strange and wonderful format characters in it (especially %n). But who has time …read more (https://hackaday.com/2026/02/22/running-in-printf/)
For a little over two thousand years, the primary light sources after the sun had set were oil lamps and candles. This was well before the age of fossil fuels, …read more (https://hackaday.com/2026/02/23/a-candle-powered-light/)