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Researchers have long speculated that Titan might harbour open bodies of liquid methane - and the 235km by 75km target is the best candidate to date. But they are being cautious about interpreting the feature, which has what looks to be a smooth shoreline. The scientists say the object could simply be dark, solid deposits caught in a sinkhole of volcanic caldera.
2005-06-29
Moon Cassini Titan Saturn methane lakeNasa's Cassini probe has found evidence for seas, probably filled with liquid hydrocarbons, at the high northern latitudes of Saturn's moon Titan. The dark features, detected by Cassini's radar, are much bigger than any lakes already detected on Titan.
2007-03-14
ocean Moon Cassini Titan Saturn hydrocarbon lake liquid seaAfghanistan has established its first national park in a spectacular region of deep blue lakes separated by natural dams of travertine, a mineral deposit. Band-e-Amir is visited by thousands of Afghans and pilgrims, though foreign tourism stalled with the increase in violence since 1979.
2009-04-22
Band-e-Amir nature Afghanistan national park lakeThe big freeze, which has led to many of the UK's ponds freezing over, may benefit animals living beneath the surface. Received wisdom says that pond owners should break a hole in the ice to allow oxygen to reach the water. But new research by conservation charity Pond Conservation has shown the opposite is true.
2010-01-11
Catcher In The Rye pond lake animal