March 14, 2013 11:50 pm Researchers Find Tell-Tale Signs of the Higgs Boson The Higgs Boson is considered the missing piece to explain why people, planets and galaxies have mass. Arturo Santiago reports. US & World Videos 2:48 Forecast: Gradual warming trend 1:25 Bay Area high school seniors honored with Dave Goldberg Scholarship 1:10 Bay Area app monitors problems for people living with Parkinson's 0:26 Kaiser Permanente data breach may have affected millions 1:35 Kari's forecast: Gradual warming trend