Light that twists as it travels and materials whose internal order is knotted like a pretzel are starting to collide in the ...

The question has been debated ever since Newton. But physicists are still in the dark about whether light is 1) a wave, 2) a particle or 3) a combination of both. Sometimes it behaves like one, ...

At the end of a lecture on astronomy, describing how the planets orbit the Sun, a little old lady at the back of the room ...

Strong light–matter coupling has emerged as a transformative concept in modern physics, whereby the interaction between confined electromagnetic fields and material excitations is engineered to yield ...