A new experiment has demonstrated something that sounds physically impossible – light itself casting a shadow. It turns out that if you manipulate a laser just right, then hit it side-on with another ...

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 ...

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 ...