Explains the concept of light traveling in straight lines and demonstrates this through various experiments. It shows how light can be observed through holes in cards, how it behaves in a lightproof ...

In a discovery that challenges conventional optics, scientists have managed to make a laser beam cast its own shadow—a feat previously thought impossible, as light typically passes through other light ...

In the experiment, a high-power green laser passed through a ruby cube, illuminated from the side by a blue laser. The green laser increased the ruby’s absorption of the blue light, creating a darker ...

After sifting through possible names for this blog, I settled on Light and Shadow—not Light and Darkness, not Black and White. My first entry, “Surprised by the Light: Lessons from a Junkyard,” ...

Buildner has announced the results of its third annual Home of Shadows international architecture ideas competition. The competition series is designed to focus on the vital interplay between light ...