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 already have one ...

The day your car won’t start isn’t the best time to shop for a new car battery. But according to our research, that’s exactly what most people do. You’ll probably have to replace the car battery once ...

In recent years, two-dimensional (2D) single-crystalline metal nanosheets have emerged as a promising next-generation platform for self-powered electronics. However, their potential for triboelectric ...

Jan. 9, 2026 Scientists in South Korea have discovered a way to make all-solid-state batteries safer and more powerful using inexpensive materials. Instead of adding costly metals, they redesigned the ...