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

A new generation of lasers using ultrashort bursts of light is showing great potential for the sustainable manufacturing of ...

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

A new experiment has demonstrated something that sounds physically impossible – light itself casting a shadow. It turns out ...

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

How about a TEA laser? Don’t have a high-voltage ... and power it with a homemade Wimshurst machine. TEA lasers give off ultraviolet light. In order to see the beam, [Steven] aims it through ...

high reliability laser products for use within many niche applications including machine vision, alignment, medical, measurement, scientific and military. A wide range of standard products are ...

Researchers at Nichia Corporation have demonstrated green InGaN-based lasers grown on c-plane sapphire, with lifetimes capable of supporting commercial applications. The demonstration of green ...

The green laser increases the optical absorption of the blue illuminating laser beam, creating a matching region in the illuminating light and creating a darker area that appears as a shadow of ...