FERENC KRAUSZ’S picture looks just the way you might draw a light wave – a brief wiggle on a dark background, with an ethereal, transient quality to it. But it becomes all the more impressive when you ...

Physicists have accomplished a quantum leap in light research. They have managed to capture the behavior of extremely short laser pulses during focusing by means of very high spatial and temporal ...

The fabric of the universe is constantly rippling, according to astronomers who have discovered a background buzz of gravitational waves. These waves may be produced by supermassive black holes ...

Imagine standing by a lake and throwing a stone into the water. Waves spread out in circular patterns and can reflect at obstacles and boundaries. Researchers at the University of Regensburg, in ...