If anyone would like to order lunch from the LA Co-op for $10 for the Lunch with a Leader monthly meeting, call Karyl Ann Armbruster, 661-6605 by Sept. 15. Meeting is 11:45 a.m. Sept. 17 at the Mesa Public Library. You do not have to order a lunch to attend.
Shop with the Chef Fall Classes. Raw Dessert Alchemy — cookies and pies by Casey Greenling. 6-8 p.m. at the Los Alamos Co-op Market. Single class, $15 or $20 non-members. Sign up at the Co-op. For more information call 695-1579.
Los Alamos Historical Society Lecture Series: History Frontiers. 7:30 p.m., Mesa Public Library. Imperial Frontiers: “Gone but not forgotten? Imperial legacies and International Politics in the Post-Soviet Space,” with Erica Monahan. For more information, call 662-6272 or visit losalamoshistory.org.
Byron Ristvet, of the Defense Threat Reduction Agency, discusses the Laboratory’s role in the Cold War nuclear weapons testing program. 5:30 p.m. at the Bradbury Science Museum.
Green Hour Hikes. Meet at various local trailheads. 9-11 a.m. at Pajarito Environmental Education Center. For more information, call 662-0460.