Physicist Sean Carroll takes on back holes, Schrödinger’s cat, and other big physics concepts that had our audience wondering.

Governments and tech companies continue to pour money into quantum technology in the hopes of building a supercomputer that can work at speeds we can't yet fathom to solve big problems.

"Dark photon" theory says light's interference patterns may emerge from quantum particles, not waves, upending centuries of ...

The race to build a quantum internet has shifted from theory to engineering, as researchers learn how to send fragile quantum ...