Samsung now has TVs with Micro RGB, QLED, and OLED displays. Here are the pros and cons of each, informed by our lab testing.

What if the next generation of disposable electronics—the sensors in your food packaging, the diagnostic strips in a medical ...

Scientists at the Fraunhofer Institute for Photonic Microsystems IPMS have developed an innovative 2K OLED microdisplay. They will present initial results at SID Display Week 2026 in Los Angeles, USA, ...

Scientists may be on the cusp of launching a similar technological revolution — this time using light. In a significant advance toward that goal, the U.S. National Institute of Standards and ...

LED candles are neat, but they’re very suboptimal for wish-making: you can’t blow them out. Unless you take the circuit from ...

You've walked down those frozen aisles, you know what I'm talking about. You walk, the lights turn on, you hear that beat.

A very cool (also warm!) property of the base-emitter junction of (most) small signal BJTs is the ΔVbe temperature-sensing ...

It’s the evening before publication, and a pair of Hackaday writers convene to record the week’s podcast. This week Elliot Williams is joined by Jenny List, and it’s a bumper ...