As Kurt Vonnegut pointed out in his first novel, Player Piano, some people love problem-solving and tinkering—and that is the final, irreducible driver of human history. Wars and faiths and leaders come and go, but the problem-solvers’ slow, steady work is the fulcrum upon which history turns.

While politicians wrangled on the front pages of our newspapers, quiet revolutions looked within. Only occasionally did the news I thought most notable make the front page. All of it hinged on the steady building of connections which marks modern science.