Science on Tap: From Trinity Test to Artificial Joints: How Computational Mathematics Has Transformed Our World (1945-2015). Speaker will be Nathaniel Morgan. 5:30 p.m. at UnQuarked Wine Room.
Los Alamos Lions Club meets the first and third Thursday. 6 p.m. at 84 Barcelona Ave. in White Rock. For further information contact Mary Swickard at 672-3300 or Dennis Wulff at 672-9563.
(This) Ability: Trisha Ebbert. Through Aug. 1 at the Portal Gallery.
Gentle Hikes with PEEC. A gentle walk for which the emphasis is on discovery, not mileage gained. 8:30 a.m. Free. Adults. Meet at the Nature Center and carpool to the trailhead. For more information, losalamosnature.org.
Gordon’s Summer Concert Series. Stooges Brass Band. 7 p.m. at Ashley Pond. Free. For more information, visit GordonsSummerConcerts.com.
Mesa de Cuba Badlands. 9 a.m. Join Patrick Rowe in the San Juan Basin Recreation area as to see petrified wood, iron concretions, hoodoos, slot canyons and more. Free. Advanced Registration required. More information at losalamosnature.org.