Radar, this project from [Mateusz Juszczyk] isn’t actually using radar. But thanks to the round LCD this desktop gadget does ...

These are some great DIY projects that you can do for cheap.

Learn how to repurpose your spare ESP32 boards into cost-effective presence detection sensors using the Tommy Sense ...

These are the projects I recommend building instead of just buying something off the shelf.

There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...

Abstract: This article presents a new dynamic boosting seven-level grid-connected transformerless inverter topology with dual ground. The dual ground design reduces leakage current, which makes it ...

Assembling tiny SMD components by hand is one of the most challenging parts of PCB manufacturing. Some components, especially 0201-sized parts, are so small that accurately placing them with tweezers ...

A quantum computer is successfully mining cryptocurrency in the first experiment of its kind, while also using a lot less energy, researchers have claimed. On Quip, the proof-of-work calculation is a ...

Three months into the biggest oil supply disruption in modern history, China appears to have discovered something that should make oil bulls at least a little uncomfortable. It can get by on less fuel ...

SINGAPORE/BEIJING, June 11 (Reuters) - Three months into the Iran war, the oil market is coming to grips with an unexpected new reality: China, the world's largest importer, needs much less fuel than ...

Last year, in the aftermath of Los Angeles’s devastating wildfires, California Governor Gavin Newsom promised to speed up “critical” wildfire-prevention projects. Newsom issued an emergency ...

Massive data centers powering artificial intelligence have sprouted across the country in recent years, drawing opposition for their water consumption. But in rural Kansas, boosters of one project ...