https://apnews.com/4336ccbe1f2d4cbeade21d0017bd1df8 > GENEVA (AP) — The world's largest particle smasher is kicking off a major upgrade to churn out 10 times more data and help unlock the secrets of physics. > The European Organization for Nuclear Research, or CERN, started work Friday on a project to boost the number of infinitesimal collisions, known as "luminosity," in its Large Hadron Collider by installing high-tech magnets.