New analysis of images captured in the early 1990s by NASA's Magellan spacecraft reveals evidence of volcanic activity on Venus, according to a study published Wednesday in the journal Science. This computer-generated 3D model of Venus’ surface shows the summit of Maat Mons. Image courtesy of NASA/JPL-Caltech ================================================================= Altitude data for the Maat and Ozza Mons region on Venus is shown to the left. At right, are the before and after Magellan observations showing the expanded vent on Maat Mons, with possible new lava flows after a volcanic eruption. Images courtesy of Robert Herrick/UAF ================================================================= A computer-simulated map of Venus...