News & Events Recent NewsUpcoming EventsAnnual EventsPhD DefensesSpecial Events Toggle Special Events Commencement 2022Past EventsApplied Physics/Physics Colloquium Toggle Applied Physics/Physics Colloquium Guidelines for HostsGuidelines for SpeakersColloquia Archives Announcements Faculty In the News Stanford's Martin L. Perl, winner of 1995 Nobel Prize for discovery of tau lepton, dead at 87 October 2, 2014