https://hackaday.com/2026/07/18/your-ai-ham-radio-buddy/Hackadayen2026-07-18T23:00:22+00:00Your AI Ham Radio Buddyham radio, chatbot, GPThttps://hackaday.com/wp-content/uploads/2026/07/hamgpt.png?w=250https://hackaday.com/2026/07/18/calculator-ui-is-more-complex-than-you-might-think/Hackadayen2026-07-18T20:00:34+00:00Calculator UI Is More Complex Than You Might Thinkcalculator, UI, state machinehttps://hackaday.com/wp-content/uploads/2026/07/Calculator-UI-is-actually-really-hard-1.png?w=250https://hackaday.com/2026/07/18/esp32-driven-roulette-wheel-could-have-used-a-555-but-that-didnt-have-wifi/Hackadayen2026-07-18T17:00:31+00:00ESP32-driven Roulette Wheel Could Have Used a 555, but That Didn’t have WiFiRoulette, esp32-C3https://hackaday.com/wp-content/uploads/2026/07/esp32-roulette.png?w=250https://hackaday.com/2026/07/18/simple-games-from-a-simpler-time/Hackadayen2026-07-18T14:00:28+00:00Simple Games from a Simpler Timevideo games, rantshttps://hackaday.com/wp-content/uploads/2026/07/robot_odyssey2.png?w=250https://hackaday.com/2026/07/18/spidery-drone-goes-near-invisible-by-spinning-really-really-fast/Hackadayen2026-07-18T11:00:25+00:00Spidery Drone Goes Near-invisible By Spinning Really, Really Fastdrone, invisibility, aircrafthttps://hackaday.com/wp-content/uploads/2026/07/invisible-spinning-drone-1-banner.png?w=250https://hackaday.com/2026/07/18/cross-sectioning-crickets-with-a-femtosecond-laser/Hackadayen2026-07-18T08:00:00+00:00Cross-Sectioning Crickets with a Femtosecond Lasercross-section, femtosecond laser, ablation, scanning electron microphonehttps://hackaday.com/wp-content/uploads/2026/07/cricket_cross_section.png?w=250https://hackaday.com/2026/07/17/flex-filament-stuck-to-your-build-platform-reach-for-the-isopropanol/Hackadayen2026-07-18T05:00:00+00:00Flex Filament Stuck To Your Build Platform? 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