Sean Carroll is a cosmologist and physics professor specializing in dark energy and general relativity. Research professor in the Department of Physics at the California Institute of Technol... Read allSean Carroll is a cosmologist and physics professor specializing in dark energy and general relativity. Research professor in the Department of Physics at the California Institute of Technology. His podcast: "Sean Carroll's Mindscape".Sean Carroll is a cosmologist and physics professor specializing in dark energy and general relativity. Research professor in the Department of Physics at the California Institute of Technology. His podcast: "Sean Carroll's Mindscape".