AdvertisementBillion-Dollar Gamble: How A 'Singular Hero' Helped Start A New Field In PhysicsMay 19, 2019Nell GreenfieldboycefacebookEmailRich Isaacson, seen in his backyard in Pentagon City, Va., wrote his thesis on gravitational waves and says he always thought their existence would be proved sometime during his career. But he didn't realize that trying to see them would become his career. (NPR)