Where starlight doesn't reach, new things are born: For the first time, an international research team has directly measured ...

Everyone knows the number for the speed of light — but almost nobody knows the uncomfortable truth behind it. Measuring light ...

Invisible light beyond the range of human vision plays a vital role in communication technologies, medical diagnostics, and ...

A new optical device allows researchers to generate and switch between two stable, donut-shaped light patterns called ...

Physicists have found a way to measure how long ultra-fast quantum events actually take—without using a clock at all.

EPFL physicists have found a way to measure the time involved in quantum events and found it depends on the symmetry of the ...

Will two rare supernovas finally tell us how fast the universe is expanding? Perhaps, but we'll have to wait for it for them ...

Using NASA's James Webb Space Telescope, Technion-Israel Institute of Technology researchers measure cosmic rays in far-off ...

After sporadic service disruptions, repairs — and a shutdown — are set for Saturday, to make the line more resilient should a ...

Prosecutors alleged the defendant was a "recent, active user of marijuana" at the time of the crash but jurors rejected all ...