From Australia to Cuba, and Mexico to South Africa, our planet is home to hundreds of beautiful shark species.

People can intuitively sense how biodiverse a forest is just by looking at photos or listening to sounds, and their gut feelings surprisingly line up with what scientists measure.

A sudden burst of red light flickered above a thunderstorm, and for a brief moment, Earth’s upper atmosphere revealed one of ...

An exhibition at the National Gallery of Art explores the work of 16th- and 17th-century artists who captured nature’s ...