Add Yahoo as a preferred source to see more of our stories on Google. Seismic activity on the Red Planet – unsurprisingly called marsquakes instead of earthquakes – has allowed scientists to draw some ...

At a Monday meeting of the American Geophysical Union, NASA’s Associate Administrator for Science Alan Stern announced the selection of a new mission that will peer deep inside the moon to reveal its ...

NASA’s Mars exploration rover Opportunity is allowing scientists to get a glimpse deep inside Mars. Perched on a rippled Martian plain, a dark rock not much bigger than a basketball was the target of ...