A robotic arm design is a mechanical device which is designed to replicate the movements and functions of the human arm. It ...

Discover how to build a simple wireless power transfer system at home using readily available components like enameled copper wire, an LED, a 2N2222A transistor, and a 9V battery. This step-by-step ...

One part wants 3.3V logic. Another wants 5V. What do you do? Over on the [Playduino] YouTube channel, there’s a recent video running us through a not-so-recent concern: various approaches to ...

BNSF's position as largest in the rail industry, as well as its profitability, will be challenged if regulators approve the planned $85 billion merger of Union Pacific and Norfolk Southern, which ...