Happy 70th anniversary CERN! Today, CERN is celebrating 70 years of scientific knowledge, technological innovation, and international collaboration! Fermilab is proud to have collaborated with CERN from the earliest days of the lab when two prototype lithium lenses for the Tevatron were tested at CERN. Fermilab is the host laboratory in the U.S. that facilitates participation of hundreds of U.S. physicists from more than 50 institutions in the CMS Experiment at CERN. Fermilab led the U.S. contri