By directly communicating with the brain, a new wireless device could someday help restore lost senses or manage pain without medications, its developers say.

A simple burst of visible light can now create skin-safe electrodes that could transform medical and wearable electronics.

Here’s a fun build from [RootSaid] that is suitable for people just getting started with microcontrollers and robotics — an Arduino-controlled two-wheeled robot. The video assumes you ...