When researchers reanalyzed the gold-standard data set of the early universe, they concluded that the cosmos must be “closed,” or curled up like a ball. Most others remain unconvinced.
Maria Goeppert Mayer left an indelible stamp on the history of physics. Now the US Postal Service has honored the nuclear physicist with a stamp of her own.
Would you walk 10,000 steps for a piece of glass the size of a deck of cards? What if that piece of glass were part of an astrophysics experiment to warn people about potentially deadly asteroids zooming toward Earth and make a 3D map of the universe?
Close to the Canadian border, near an area known as the Boundary Waters, scientists are building an experiment to discover how neutrino masses stack up. They aim to get closer to understanding how matter came to dominate antimatter in our universe.