Imagine a clock that doesn't have electricity, but its hands and gears spin on their own for all eternity. In a new study, ...

Imagine a clock that doesn’t have electricity, but its hands and gears spin on their own for all eternity. In a new study, ...

Physicists at the University of Colorado Boulder have created the first time crystal that humans can actually see, using liquid crystals that swirl into never-ending patterns when illuminated by light ...

Newton's Law of Motion (His second) Your everyday notion of forces probably includes pushing and pulling and similar actions. Technically, when something is pushed or pulled we say that "a force is ...

Constant Force and Constant Motion I see this problem all the time. The idea that if you apply a constant force on an object, it should move at a constant speed.