Can light itself, perhaps from a laser, cast a shadow? It might seem like a trick question, but the answer to this is "yes." ...

Can light itself cast a shadow? It may sound like a philosophical riddle, but researchers have found that under certain ...

The technique works because the green laser (wavelength 532 nanometers) changes the way the crystal responds to some other ...

Imagine shining two flashlight beams through each other — neither one blocks the other. However, some 3D computer models of laser systems depict the laser beam as a cylinder. Those models give ...

In an advance for the control and manipulation of light, researchers from the University of Ottawa have demonstrated a laser beam casting a visible shadow. Led by Jeff Lundeen, Associate Professor in ...

The discovery, centred around controlling tiny hurricanes of light and electromagnetic fields, could revolutionise how much information we can deliver over cables.

In a discovery that challenges conventional optics, scientists have managed to make a laser beam cast its own shadow—a feat ...

This year Lite Beam entered service and in 2025 Iron Beam is supposed to be ready for regular use. Lite Beam is a truck mounted laser with a max range of 2,000 meters and the ability to disable or ...

A powerful weapon that is going to be added to the Israeli defense system is interception using a laser beam. The Iron Beam project received a significant boost with the signing of a NIS 2 billion ...