Researchers used a ruby crystal and specific laser wavelengths to demonstrate that a laser beam could obstruct light and ...

Can light cast a shadow? It sounds like a tricky riddle, but researchers have shown that, under special conditions, a laser ...

After discussing the quirks in 3D modeling software, where a laser beam is treated as a solid object that can cast a shadow, ...

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

This could enable new tech for controlling light with light, opening doors to advanced fabrication, imaging, and illumination ...

Abrahao from Brookhaven National Laboratory, researchers observed that under specific conditions, one laser beam can block ...

To ask if a beam of light can make a shadow sounds like a sort of Zen paradox, but physicists have demonstrated the possibility. They used a laser beam to block another laser beam, albeit with some ...

This effect was found for lighter ... were stopped in argon gas and picked up electrons to form neutral atoms, which were ...

Researchers have found that under certain conditions, a laser beam can act like an opaque object and cast a shadow, opening new possibilities for technologies that could use a laser beam to control ...