The 4 Percent Universe

Discover the epic story of how scientists uncovered a shocking gap in our understanding of the cosmos: only 4 percent of the universe is made up of matter we know. Richard Panek takes you behind-the-scenes of the race to unravel the mysteries of dark energy and dark matter, featuring interviews with the scientific heavyweights spearheading the search. Explore the bitter rivalries, fruitful collaborations, eureka moments, and blind alleys that have redefined the very essence of our universe.