What's Hiding Beneath The Surface Of Kraken Mare, Titan's Largest Sea?

The largest body of liquid on Saturn's moon Titan is the formidably named Kraken Mare, a sea of methane that sprawls some 400,000 km 2 across the moon's north polar region. Next week, NASA's Cassini spacecraft will perform a flyby of Titan in search of wave activity atop this colossal sea of hydrocarbon. » 9/18/14 3:20pm Thursday 3:20pm