The 4 Percent Universe: Dark Matter, Dark Energy, and the Race to Discover the Rest of Reality

“Fascinating . . . One of the most important stories in the history of science.”— Washington Post

In recent years, a handful of scientists has been racing to explain a disturbing aspect of our universe: only 4 percent of it consists of the matter that makes up you, me, and every star and planet. The rest is completely unknown.
Richard Panek tells the dramatic story of how scientists reached this cosmos-shattering conclusion. In vivid detail, he narrates the quest to find the “dark” matter and...