Nanophotonics and plasmonics is the study of light at the nanometre-scale. Light can only be focused to a spot roughly half its wavelength in size (a few hundred nanometres for visible light). This ...

A car drives on an icy Main Street in downtown Dallas, on Monday, Jan. 20, 2025. The National Weather Service in Fort Worth issued a weather advisory for cold weather brought on by an arctic blast.

A spectacular new image from the James Webb Space Telescope reveals intricate structures inside the Helix Nebula, where a dying sunlike star is enriching the galaxy with the elements needed for life.