Excitons are pairs of bound negatively charged electrons and positively charged holes that form in semiconductors, enabling ...

Researchers have captured real-time "molecular movies" showing how an enzyme changes shape during catalysis. The study was ...

Dec. 21, 2025 Superconductors promise loss-free electricity, but most only work at extreme cold. Hydrogen-rich materials changed that—yet their inner workings remained hidden because they only exist ...