Bicycles are the ultimate form of transportation freedom. They’re easy to repair, parts are cheap, and they will travel almost anywhere for free, as long as the rider has enough …read more (https://hackaday.com/2026/10/19/an-rv-on-a-bike/)
Making Photovoltaic Solar Cells with a Microwave
https://hackaday.com/2026/10/19/making-photovoltaic-solar-cells-with-a-microwave/
https://hackaday.com/2026/10/19/making-photovoltaic-solar-cells-with-a-microwave/
Although solar panels may seem like a kind of magic, they’re really quite simple devices, in their silicon form featuring nothing but the p-type silicon wafer and an n-type layer …read more (https://hackaday.com/2026/10/19/making-photovoltaic-solar-cells-with-a-microwave/)
Birduino Plays Bird Calls on Demand with NFC-enabled Cards
https://hackaday.com/2026/10/19/birduino-plays-bird-calls-on-demand-with-nfc-enabled-cards/
https://hackaday.com/2026/10/19/birduino-plays-bird-calls-on-demand-with-nfc-enabled-cards/
All [Hannah Robertson]’s Birduino needs is for one to tap an NFC-enabled card to the reader, and the device plays one of the vocalizations associated with the bird shown on …read more (https://hackaday.com/2026/10/19/birduino-plays-bird-calls-on-demand-with-nfc-enabled-cards/)
Visualize Regular Expressions with Marbles
https://hackaday.com/2026/10/20/visualize-regular-expressions-with-marbles/
https://hackaday.com/2026/10/20/visualize-regular-expressions-with-marbles/
If you are one of those people who visualize things physically better than in the abstract, then Regex Marble Run by [bottomless] might be for you. You enter a test …read more (https://hackaday.com/2026/10/20/visualize-regular-expressions-with-marbles/)
Super Mario Galaxy Now Runs on the GBA
https://hackaday.com/2026/10/20/super-mario-galaxy-now-runs-on-the-gba/
https://hackaday.com/2026/10/20/super-mario-galaxy-now-runs-on-the-gba/
Joining the ranks of fresh backported Nintendo games is Super Mario Galaxy for the Nintendo Game Boy Advance (GBA), courtesy of [Tobias Friedly], AKA [Tobi]. In a recent video he announces …read more (https://hackaday.com/2026/10/20/super-mario-galaxy-now-runs-on-the-gba/)
Spreading Life to Bleached Coral
https://hackaday.com/2026/10/20/spreading-life-to-bleached-coral/
https://hackaday.com/2026/10/20/spreading-life-to-bleached-coral/
Coral bleaching is a major problem for ocean ecosystems as the ocean gets warmer. Researchers at Stanford have found a new method for regenerating bleached corals. Scientists working on coral …read more (https://hackaday.com/2026/10/20/spreading-life-to-bleached-coral/)