Using short laser pulses, researchers have imaged the exact moment an ammonia molecule bends and sheds a hydrogen atom.

Water doesn’t behave the same way in a glass as it does as ice in your freezer. When water is heated to several thousand ...

During chemical reactions, atoms in the reacting substances break their bonds and re-arrange, forming different chemical ...

Scientists at the X-ray free-electron laser SwissFEL have realized a long-pursued experimental goal in physics: to show how ...