This painted penguin pot is in the collection of the Art Institute of Chicago. It was made about 1,600 years ago and was collected in Peru in the late 19th century. The multicolored ceramic vessel is ...

What color is moonlight typically, and what other colors can moonlight look like from our perspective on Earth?

We can probably safely assume Rome, in many areas, was likely pretty dirty and rank-smelling. That said, there's evidence of ...

Meteorites may be the only practical way to study Mercury's surface directly. Most meteorites that have reached Earth come ...