Ben Melosh, a graduate student working with Rowe, walks along the Pofadder Shear Zone in southern Namibia home to 1.1 billion-year-old afossilized earthquakes. (Louis Smit)
Ben Melosh, a graduate student working with Rowe, walks along the Pofadder Shear Zone in southern Namibia home to 1.1 billion-year-old afossilized earthquakes. (Louis Smit)