Chinese scientists have discovered ultratiny, "linear" boundaries inside three-dimensional crystals that could eventually ...

For more than a century, a single metal cylinder in a Paris vault quietly defined what a kilogram was. After 130 years, ...

The study, led by scientists from the Institute of Physics of the Chinese Academy of Sciences, opens the door to more ...

Physicists are no longer content to let atoms blur into invisibility. By squeezing light into pulses that last just ...

Time is almost up on the way we track each second of the day, with optical atomic clocks set to redefine the way the world ...

It has been revealed that simply twisting and stacking two layers of oxide crystals can allow the atomic arrangement itself ...

The Bulletin of the Atomic Scientists set the clock to 85 seconds before midnight, the theoretical point of annihilation.

A long-standing law of thermodynamics turns out to have a loophole at the smallest scales. Researchers have shown that quantum engines made of correlated particles can exceed the traditional ...

By bringing the long-standing and opposing views of quantum mechanics together to form a single cohesive theory, a research ...

Behind closed doors with the experts who study the end of the world—and what they know about humanity’s capacity for survival ...

“EXPERIENCE has shown,” Dr. Hume-Rothery cautiously remarks, as though introducing a statement which would arouse incredulity, “that students of metallurgy are greatly interested in the new ...

Using single broadband X-ray pulses from a free-electron laser on a gaseous neon target, coherent, nonlinear four-photon interactions with core–shell electrons is demonstrated, representing a strategy ...