Miscellany
Engineers at the University of Illinois published a paper in 1960 predicting doomsday would occur November 13, 2026, based on calculations of human-population growth; they hoped “some time, somehow, something will happen that will stop this ever-faster race to self-destruction.” One idea was space travel. “It is only unfortunate,” they wrote, “that no reentry permit to earth can be given to these space trotters.”