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 ...

The Shadow Hand robotic appendage is primarily built for machine learning projects with a focus on dexterity — but its creators want you to know just how tough it is. When you purchase through links ...

In addition to casting a breathtaking, passing shadow over the heads of millions of people, this total solar eclipse gives scientists a unique opportunity to study the Sun, Earth, and their ...