A metaphysical romp about a concept everyone assumes we understand, except scientists, who know we don't.
Scientists have discovered that only 4 percent of the universe consists of the matter that makes up people, planets, stars, and galaxies. The rest is ... who knows? In-depth, on-site reporting captures an intimate portrait of the eureka moments and blind alleys that have redefined science and reinvented the universe.
The world’s foremost expert on autism teams up with a leading interpreter of the history and philosophy of science to explore and explain what we know and don’t know about the human brain.