Collide light with light, and poof, you get matter and antimatter. It sounds like a simple idea, but it turns out to be surprisingly hard to prove. A team of physicists is now claiming the first ...

Photons, for centuries both a puzzle and a tool, continue to help scientists illuminate nature at the smallest and largest scales. Photons, the fundamental particles of the electromagnetic field that ...

Despite the headline, this isn’t really a story about superconductivity—at least not the superconductivity that people care ...

The range of colors or wavelengths that a telescope can observe depends on the design of both the telescope itself and the cameras attached to it. For instance, if you’re building a telescope that ...