Physicists Find New Particle, Look for Answers
Researchers say that they’ve discovered a new subatomic particle—one that appears to contain four quarks bound together. Physicist Sean M. Carroll describes the significance of the find, and talks about the ongoing effort in physics to explain why the universe is the way it is.
Sean Carroll is a cosmologist and physics professor specializing in dark energy and general relativity. He is a research professor in the Department of Physics at the California Institute of Technology. His latest book is The Big Picture: On the Origins of Life, Meaning, and the Universe Itself. (Dutton, 2016) He’s based in Los Angeles, California.