They vary in size and often look like small, flat, dark patches of skin. They’re also known as sunspots, solar lentigines, or liver spots — even though they have nothing to do with your liver.

Physicists recently mapped the hidden shape that underlies the quantum behaviors of a crystal, using a new method that’s ...

Mathematical evidence indicates that our universe is flat, but it could be infinitely big, as well. You can figure out if an ...

Ginny Fisher talks to four leading New Zealand painters about how artists such as Matisse, Monet and Gauguin – whose ...