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

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

Laser beams have been shown to cast shadows, defying previous notions that light cannot block light. This phenomenon, ...

In a recent study, researchers from the University of Ottawa have demonstrated a remarkable new phenomenon: a laser beam ...

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 reflected laser beam will provide positioning precision down to a single millimeter. This infrared view of the reflected ...

In a new study, researchers used a ruby crystal and specific laser wavelengths to show that a laser beam can block light and ...

Laser welding involves using a laser beam as the heat source to join materials. The light produced by the laser beam is intense. It’s focused on the weld area and melts the materials together. The ...

In a recent study, researchers from the University of Ottawa have demonstrated a remarkable new phenomenon: a laser beam casting a visible shadow. Led by Jeff Lundeen, Associate Professor in the ...

We tested and reviewed the best vacuums for pet hair from Bissell, Dyson and more that pick up fur from hardwood floors, ...

Although laser hair removal is a common treatment, it’s also a serious procedure that involves aiming a powerful laser beam at your hair follicle. Watch this video to gather important information ...