Physicists have engineered beams of light that twist through space like miniature tornadoes, a feat that could reshape how lasers transmit data and how quantum systems process information. The work, ...

San Francisco-based entrepreneur Antony Evans plans to insert genes from bioluminescent bacteria into a species of flora as a first step to creating glowing trees. Antony Evans San Francisco-based ...

Owing to the wave nature of light there are many ways that such different waves can interact with each other, but also with materials. Everyone knows about reflecting light with a mirror, which is a ...

Researchers at Stanford have developed a noninvasive method to create light anywhere in the body. Their technique, which uses ultrasound waves to activate light-emitting nanoparticles, could be used ...