Scientists may have found an answer to the mystery of dark matter. Contains an unexpected byproduct
Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific breakthroughs and more. For nearly 50 years, the scientific community has been grappling with an important problem: There is not enough visible matter in the universe. All the matter we can see—stars, planets, cosmic dust, and everything in… Read More »