Physicists at the UK’s Central Laser Facility have recorded the first observation of quantum radiation reaction, detecting how electrons lose energy in ways that classical physics cannot explain when ...

The magnum opus of particle physics is far from complete, requiring physicists to devise many alternatives—some weirder than ...

It feels so obvious that time moves forward that questioning it can seem almost pointless. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.