"Nothing can travel faster than light. But what if we switched the rules a little? Imagine a world where the speed of light ...

In science fiction, spaceships moving at or beyond lightspeed enable all manner of universal exploration. But in Earth-bound ...

Relativistic Heavy Ion Collider (RHIC), billions of gold ions race through magnets at nearly the speed of light. Thousands of ...

Year? A light-year is the distance light travels in one year. Light moves incredibly fast — about 186,000 miles (300,000 ...

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WINCHESTER — Speed monitoring cameras are coming to Frederick County. In a non-binding consent vote, the Board of Supervisors last week OK’d the installation of speed cameras in school zones by the ...

Scientists have accidentally discovered a particle that has mass when it’s traveling in one direction, but no mass while ...

Northwestern University engineers are the first to successfully demonstrate quantum teleportation over a fiberoptic cable ...

A collection of particles known as a quasiparticle has been detected behaving as if it has mass when it moves in one ...

the speed at which light energy moves through a material. However, group velocity does not have to be a fixed value, as photons travel at a constant speed to make a classically plausible picture.