Interview, May 10, 2000, with Rainer Weiss, professor of physics at MIT. Family background, Germany, Czechoslovakia; arrives U.S. 1939. Attends Columbia Grammar School. Interest in engineering. Flunks out of MIT; returns as technician with Jerrold Zacharias; cesium clock. Resumes undergraduate career at MIT; graduate student there. Princeton postdoc with Robert Dicke. Builds experiment to find scalar gravitational waves based on work by Frank Press and Hugo Benioff, Caltech. 1964 Alaskan earthquake; effects on his machine. 1965, returns to MIT's Research Laboratory of Electronics at Zacharias' behest. Military joint services support. Looks for scalar changes in Newtonian constant; work on photon redshift. Teaches relativity cour...