No, the lake didn't suddenly shrink, nor did the city beyond the horizon teleport closer. The illusion is called a "superior mirage" — a phenomenon where shifting temperatures over the water bends ...

Mauna Kea in Hawaii is a place where the heavens seem to touch the earth. With its towering peaks and clear skies, it's one ...

In 1922, she spent six months working at Harvard’s Arequipa Observatory in Peru. Here, she was allowed to operate the telescope and photograph the sky, producing plates like the ones she had only been ...