Physicists have taken a step that sounds like science fiction: they have coaxed light into behaving as a “supersolid,” a phase of matter that is at once rigid and frictionless. Instead of treating ...

Getting light deep inside the body has always come with a catch. Tissue scatters and absorbs it, which means doctors and researchers often have to cut into the body or thread in optical fibers to ...

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 ...

Light has an increasing number of applications in biology and medicine – it can be used to stimulate cell growth, manipulate neural signals, and treat some cancers – but it doesn’t easily pass through ...