Xavier Le Pichon, a French geophysicist whose pioneering model of the earth’s tectonic plates helped revolutionize how scientists understand movements of the earth’s crust, died on March 22 at his home in Sisteron, in the […]
Xavier Le Pichon, a French geophysicist whose pioneering model of the earth’s tectonic plates helped revolutionize how scientists understand movements of the earth’s crust, died on March 22 at his home in Sisteron, in the […]