Rethinking Venus' Volcanoes
A pair of planetary geologists at Imperial College, London, studying Venus' craters has thrown widely accepted theories on the planet's volcanic past into question. Computer modeling of our sister planet's impact history led Timothy Bond and Mike Warner to suggest that the global volcanic catastrophe long thought to have resurfaced the planet never happened.
Full story here:
http://www.astronomy.com/asy/default.aspx?c=a&id=4392
I didn't know that the Soviet Venera 13 was actually a NASA probe!
Well, that's what it says. And if it's on the Internet, it must be true!