Roof leak causes concern for the Parthenon Marbles in the British Museum (photo)
The floor on that spot was covered in absorbing cloth and yellow signs warned about the slippery floor
Mars Express beams back images of ice-filled Korolev crater (photos)
Trapped layer of cold air keeps water frozen in 50-mile-wide impact crater
Earth is “drinking” more seawater through the Mariana Trench than previously thought
The Mariana Trench is best known for being the deepest part of the ocean, plunging all the way down almost 11,000 m (36,000 ft) at its lowest known point
