Science on Tap. 5:30-7 p.m. at UnQuarked — The Wine Room. Laboratory scientists will talk about fabricating high-efficiency perovskite solar cells.
The Los Alamos Photographer’s Show. Through May 2 in the upstairs gallery of the Mesa Public Library.
Canyons, Mesas, Mountains, Skies: Heather Ward. Through May 16 at the Portal Gallery.
The Los Alamos Hilltalkers Speech and Debate team will have a bake sale from 3-6 p.m. in the lobby of the Los Alamos National Bank, 1200 Trinity Dr. The team will be accepting donations in exchange for homemade treats including brownies, cookies, breads and cakes. Proceeds go to raising money to send nine students to the national tournament in Dallas this June.
Senior Volunteer Appreciation Day. 3-5 p.m. at the Betty Ehart Senior Center.
Los Alamos High School NJROTC Boosters Club will host a waffle breakfast fundraiser. 7:30-10:30 a.m. at the Masonic Lodge at 15th Street and Canyon. Tickets are $7 for adults and $3.50 for children under 6, and are available from any NJROTC cadet or at the door. For more information or to purchase tickets, call 662-0980.