Contact lenses get pretty thin nowadays, but they’ve got nothing on a new lens from scientists at Stanford and the University of Amsterdam. The team has created the world’s thinnest lens, measuring ...

Flash Physics is our daily pick of the latest need-to-know developments from the global physics community selected by Physics World‘s team of editors and reporters Tighter focus: new lens improves ...

Adaptive liquid lens: A lens based on a new electrically responsive fluid changes shape, and thus focal length, when a voltage is applied. (Courtesy: Miao Xu, Hefei University of Technology) Materials ...

Einstein’s theories of relativity propose that forward time travel is theoretically feasible by nearing light speeds, but backward time travel presents more challenges. Theoretical models like ...

His photographs show scientists and experiments, large physics facilities and tiny devices, enthusiastic crowds of conference participants and lone researchers absorbed in thought. For almost half a ...