Piedras Rojas (in English "Red Stones"), a singular rock formation in the Aguas Calientes salt flat, high puna of northern ChileanAndes. The Aguas Calientes salt lake belongs to the bigger Talar salt lake, of a surface of 46 square kilometres (18 sq mi) and located at an altitude of 3,950 metres (12,960 ft).
Short promotional animated documentary film created by John Sutherland in 1953. It explains what an atom is, how nuclear energy is released from certain kinds of atoms, the peacetime uses of nuclear power, and the by-products of nuclear fission.
In mid-August 2010 ESO Photo Ambassador Yuri Beletsky snapped this amazing photo at ESO’s Paranal Observatory. A group of astronomers were observing the centre of the Milky Way using the laser guide star facility at Yepun, one of the four Unit Telescopes of the Very Large Telescope (VLT). (POTD)