A new study reveals that spontaneous emission, a key phenomenon in the interaction between light and atoms, manifests in a ...

Researchers have discovered “a natural ignition mechanism” that may explain the origin of the eerie blue flames.

For the first time, scientists have directly measured “ultraweak” photon emissions from living organisms. In rats this glow ...

A spinel-type sulfide semiconductor that can emit light from violet to orange at room temperature has been developed by ...

Gamma-ray bursts (GRBs) are the brightest explosions in the universe. In just a few seconds, they can outshine all the stars in their host galaxy combined, releasing more energy than our sun will emit ...