For the experiment, a high-power green laser was directed through ruby cube and illuminated with a blue laser from the side. The green laser increases the optical absorption of the blue illuminating ...

Saturn's rings do cast shadows on the planet. These shadows are hard to see from Earth due to the rings' position and atmospheric interference. The shadows are most visible when the rings are tilted ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...