Helium-neon lasers may be little more than glorified neon signs, but there’s just something about that glowing glass tube that makes the whole process of stimulated emission easier to understand. But ...

Helium-neon lasers may be little more than glorified neon signs, but there’s just something about that glowing glass tube that makes the whole process of stimulated emission easier to understand. But ...

Physicists have developed a new optical centrifuge that can precisely spin molecules inside a superfluid for the first time.

Researchers from the Molecular Physics and Physical Chemistry departments of the Fritz Haber Institute have shown how two ...

Last week, the Department of Energy’s Lawrence Livermore National Laboratory made nuclear fusion history. At 1 a.m. Pacific on December 5, scientists fired the world’s most energetic lasers to ...

Synchronized infrared lasers steer molecules between structures, exposing clear spectral fingerprints and new ways to study ...