Here, a calcite crystal is struck with a laser operating at 445 nanometers, fluorescing and displaying properties of birefringence. Unlike the standard picture of light breaking into individual ...

Mean‐field theories form a fundamental framework for approximating the collective behaviour of large interacting particle systems by replacing detailed pair interactions with an average or “mean” ...

An illustration conveying the idea of a space-based quantum internet, which would seem, like the hypothetical particle of a tachyon, to outpace light. An illustration ...

Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. There are two fundamental classes of theories required to describe the ...

Physicists are still chasing the dream of Albert Einstein and Stephen Hawking to capture the workings of the entire universe in a single equation. When you purchase through links on our site, we may ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers using a ...