During femtosecond laser fabrication, photons are mainly absorbed by electrons, and the subsequent energy transfer from electrons to ions is of picosecond order. Hence, lattice motion is negligible ...

Tech has a problem, an e-waste problem. Google is a common offender when it comes to this, creating a product just to end ...

Scientists in Germany managed to halt light for a full minute, using a crystal and precise control of magnetic and laser fields. Astonishingly, they even stored images in the frozen light, a feat that ...