Scientists say collisions between dark matter particles might be the cause of a curious excess of gamma-ray light coming from the center of our galaxy.
Science writer Mike Perricone presents his favorite books on particle physics and a recommended reading list for the LHC/Higgs Era (2008 to the present).
Particle astrophysicists are helping illuminate the dark side of the universe for a new show at the American Museum of Natural History in New York City.