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Scientists Believe Mountains on Pluto are Ice Volcanoes

Scientists have discovered what appear to be ice-spewing volcanoes on the surface of Pluto, raising questions about how the tiny, distant world has been so geologically active, according to research presented on Monday. The findings, released at an American Astronomical Society meeting in National Harbor, Maryland, paint a far more complicated picture of Pluto and its moons than scientists imagined. "The Pluto system is baffling us," planetary scientist Alan Stern, with the...

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