The field of ultrafast magnetism explores how flashes of light can manipulate a material's magnetization in trillionths of a ...

Scientists reveal for the first time the atomic structure of liquid carbon, key to exoplanets and nuclear fusion.

Not every day does “time” get into misbehavior, but in a new experiment, photons passing through a fog of ultracold rubidium-85 atoms were shown to spend a negative duration in an excited atomic state ...

Understanding what happens inside a material when it is hit by ultrashort light pulses is one of the great challenges of ...

A single ultrashort laser pulse can change the magnetization of a suitable material. But even within a magnetic film of just ...