[Martin] of [Wintergatan] is on a quest to create the ultimate human-powered, modern marble music machine. His fearless mechanical exploration and engineering work, combined with considerable musical talent, has been …read more (https://hackaday.com/2025/02/25/taking-cues-from-a-gramophone-to-make-a-better-marble-music-machine/)

Import GPU: Python Programming with CUDA
https://hackaday.com/2025/02/25/import-gpu-python-programming-with-cuda/

Every few years or so, a development in computing results in a sea change and a need for specialized workers to take advantage of the new technology. Whether that’s COBOL …read more (https://hackaday.com/2025/02/25/import-gpu-python-programming-with-cuda/)

DIY Open-Source Star Tracker Gets You Those Great Night Shots
https://hackaday.com/2025/02/25/diy-open-source-star-tracker-gets-you-those-great-night-shots/

What does one do when frustrated at the lack of affordable, open source portable trackers? If you’re [OG-star-tech], you design your own and give it modular features that rival commercial offerings …read more (https://hackaday.com/2025/02/25/diy-open-source-star-tracker-gets-you-those-great-night-shots/)

A Ten Band SDR Transceiver For Homebrewers
https://hackaday.com/2025/02/26/a-ten-band-sdr-transceiver-for-homebrewers/

Making a multi-band amateur radio transceiver has always been a somewhat challenging project, and making one that also supported different modes would for many years have been of almost impossible …read more (https://hackaday.com/2025/02/26/a-ten-band-sdr-transceiver-for-homebrewers/)

New Camera Does Realtime Holographic Capture, No Coherent Light Required
https://hackaday.com/2025/02/26/new-camera-does-realtime-holographic-capture-no-coherent-light-required/

Holography is about capturing 3D data from a scene, and being able to reconstruct that scene — preferably in high fidelity. Holography is not a new idea, but engaging in …read more (https://hackaday.com/2025/02/26/new-camera-does-realtime-holographic-capture-no-coherent-light-required/)

Hackaday Europe 2025: Workshops and More Speakers
https://hackaday.com/2025/02/26/hackaday-europe-2025-workshops-and-more-speakers/

We’re proud to announce the last round of speakers, as well as the two workshops that we’ll be running at 2025 Hackaday Europe in Berlin on March 15th and 16th …read more (https://hackaday.com/2025/02/26/hackaday-europe-2025-workshops-and-more-speakers/)

UL Investigates the Best Way to Fight EV Fires
https://hackaday.com/2025/02/26/ul-investigates-the-best-way-to-fight-ev-fires/

While electric vehicles (EVs) are generally less likely to catch fire than their internal combustion counterparts, it does still happen, and firefighters need to be ready. Accordingly, the UL Research …read more (https://hackaday.com/2025/02/26/ul-investigates-the-best-way-to-fight-ev-fires/)