From industrial robots to self-driving cars, engineers face a common problem: keeping machines steady and predictable. When ...

Watching the Terminator 2 movie isn't like science fiction any more. It's very much like the world we now live in.

A boxcar scar is a round or oval depression in your skin that’s left behind after certain forms of acne heal. Some boxcar scars can look red or dark brown, but others are the same color as the skin ...