
Every year, science enthusiasts flood the streets of downtown Los Alamos to celebrate ScienceFest! This year, from September 18-26th, 2026, this vibrant festival, a collaboration between the Los Alamos MainStreet and Creative District, Los Alamos County, and numerous other local organizations, will showcase the power and excitement of scientific exploration.
With a multitude of events spread across the community and surrounding region, attendees of all ages can expect to be captivated by hands-on experiments, lectures, and interactive exhibits. From budding young scientists to seasoned researchers, ScienceFest brings together a diverse community eager to celebrate the marvels of science.
The Los Alamos ScienceFest is made possible by the dedication of Los Alamos MainStreet and Creative District and the generous support of sponsors such as Los Alamos County, Los Alamos National Laboratory, and many others, whose contributions ensure the success of this extraordinary event.
Bradbury Science Museum, Pajarito Environmental Education Center (PEEC), Samizdat, Los Alamos STEAMLab, The Family YMCA, Los Alamos Dept. of Public Utilities, Bathtub Row Brewing Co-op, MainStreet MarketPlace, Los Alamos Chamber of Commerce, Los Alamos Community Partnerships Office, Los Alamos County Community Services, Los Alamos County Environmental Services/ Zero Waste Los Alamos, Los Alamos Historical Society, Manhattan Project National Historical Park, New Mexico Consortium, Visit Los Alamos, and others.

















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