The world’s darkest material is Vantablack. This super-black coating absorbs 99.96% of visible light, creating a visual void. It has many practical applications, like improving the operation of ...

The Hindu holiday of Maha Shivaratri is dedicated to overcoming ignorance and darkness in celebrants’ own lives and in the world. This year it falls on February 26. Even if you’re not Hindu, I ...

Beavers are the engineers of the natural world. The dams they fabricate not only create shelters for them, but also benefit their entire ecosystem. The ponds and marshes they help shape provide rich ...