Leno will pass the "Tonight Show" hosting torch to Fallon when "The Tonight Show...View gallery
San Diego County Sheriff's deputies were investigating the report of a law enforcement officer-involved shooting in Valley Center Wednesday.
Security forces rounded up more suspects Wednesday in the deadly Manchester concert blast and soldiers fanned out across the country to national landmarks as an on-edge Britain tried to thwart the possibility of...
Lennox Lake, 6, was back home Tuesday after his release from Rady's Children's hospital.
Scientists with the Sanford Burnham Prebys Medical Research Institute in La Jolla have been preparing for months to send fruit flies to the International Space Station.
Qualcomm Inc. said the company is shipping more than 1 million chips per day.
Peter Hodge’s two daughters fight cystic fibrosis daily, their medications, doctor visits and hospitalizations costing about $1 million in health care benefits a year. Should the Republican-controlled Senate...