Physics is the study of the underlying laws and mechanisms explaining how the universe works. Most of what we do in daily life is based on a principle or law of physics—dealing with forces, motion, ...

We walk here, we walk there, we walk everywhere. Maybe you’re headed to work or to lunch in a busy city. You’re expending energy, and the exercise is good for you. But what if, on top of that, we ...

Could a warp drive move out of science fiction without breaking physics first? That question has gained new life because ...

Zero-point energy sits at a strange crossroads between hard physics and science fiction, promising limitless power from the fabric of space itself. If it could be tapped in any practical way, it would ...