Ben is a writer who's obsessed with all things PlayStation, Pokemon, motorsport, and sci-fi. No relation to the Harry Potter villain. (Probably) In a surprising yet not entirely unprecedented turn of ...

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 ...

Fifth graders at Dutch Lane Elementary School in Hicksville are bringing the classroom outside as part of a science experiment. During the space systems unit, teacher Stephanie Sullo engaged her ...

Light's shadow: Researchers showed that a laser beam can sometimes act like a solid object and cast a shadow that is visible to the naked eye. In the picture, the shadow appears as the horizontal line ...

Let's Learn is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android smartphones, Amazon Fire TV, Amazon Fire Tablet, Roku, Samsung Smart TV, and ...

Sight begins with light. Look around and everything you perceive is the result of particles of light bouncing off surfaces and traveling to your eyes. For millennia visual artists have played tricks ...