UPDATED GUIDES: Adafruit RGB Matrix FeatherWings and Adafruit Protomatter RGB Matrix Library.A recent update to this Arduino library improves performance on ESP32-S3 (adding DMA support) and S2 (no DMA, but improved refresh rate nonetheless). Guides and examples have been updated...

Brian Crabtree of Monome recently posted about some of the supply chain issues he’s seeing.To lead with an actual case: we have not been able to get the STM32 microcontroller used in the Crow (and Grid) for well over two...

Matthias Rosezky over at IEEE Spectrum created this DIY Gamma-Ray Spectroscopy.My interest in gamma-ray spectroscopy came from my physics studies. I find it fascinating that you can get so much information out of a single device. A gamma-ray spectrometer can...

Pip is a handheld, portable gaming system powered by Raspberry Pi. You can code your own games, play Pacman with some bananas, or even light up some external LEDs. The Raspberry Pi Compute 3 module is at the heart of...

Being able to accurately determine your location anywhere on the planet is a useful technological trick. But when tracking isn’t done by you, but to you—without your knowledge or consent—it’s a violation of your privacy. That’s why at EFF, they’ve long...

The Changelog podcast Episode 489 meets with Mike Riley to talk about his book Portable Python Projects (Running your home on a Raspberry Pi).We breakdown the details of the latest Raspberry Pi hardware, various automation ideas from the book, why...

The European Space Agency’s Mars Express probe, currently in orbit around Mars, recently had a major software update to increase its chances of discovering water.Launched in 2003, the Mars Express, and its MARSIS (Mars Advanced Radar for Subsurface and Ionosphere...

Great list from NPR in celebration of Pride Month. I’ll definitely be checking out The Verifiers by Jane Pek.June is Pride Month in the United States, commemorating the Stonewall riots that began on June 28, 1969. They marked a turning...

The Pi cameras have come a long way and with them come a plethora of awesome projects. MagPi has this fun roundup of pi powered pic projects. Including one from the Adafruit Learn System Adafruit’s Philip Burgess offers some great...

Every cat wants to do almost everything on by themselves anyway, so here’s a project that will allow your cat to set their own water in motion, from vladimirm  via hackster.ioA quick way to control a water fountain for a...