(Santa Barbara, Calif.) — There’s a big hole in our current understanding of what makes up the universe. Normal matter — the stuff in people, planets and pulsars — can account for only 16 percent of the mass in the universe.
Harry Nelson
(Santa Barbara, Calif.) — There’s a big hole in our current understanding of what makes up the universe. Normal matter — the stuff in people, planets and pulsars — can account for only 16 percent of the mass in the universe.
