Inside The Head Of Freeman Dyson

Even by physicists’ standards, Dyson’s thinking was strikinglyunconstrained by the here and now. One moment, he was delving into theesoterica of quantum theory, and, the next, he was speculating about thelogistics of alien civilizations. In the nineteen-fifties, he led theteam developing a new type of nuclear reactor, which included severalnovel safety features; soon after, he was designing an interstellarspacecraft propelled by nuclear bombs. – The New Yorker