Every Christmas Eve, Santa Claus makes his annual visit to boys and girls around the world in what he says takes around "38 hours." He claims he has it down to the science and with each passing year, ...

If you have visited an island like one of the Hawaiian Islands, Tahiti or Easter Island, also known as Rapa Nui, you may have ...

Australe Scopuli showcases Mars' icy layers and dust jets formed by seasonal sublimation. Stunning fan patterns highlight ...