Downtown Dogs is a weekly walking group. All dogs and their humans are invited to walk from Pet Pangaea, 158 Central Park Square for a stroll around Downtown Los Alamos. 7 p.m. Come prepared with a standard leash, no longer than 6 feet.
Authors Speak Series. Larry Littlefield, “Wildflowers of the Northern and Central Mountains of New Mexico.” 7 p.m. at the Mesa Public Library upstairs rotunda. Book sales the Pajarito Environmental Education Center.
(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. losalamosnature.org.
Fourth Friday Downtown: Under the Microscope. Explore the natural world through the eyes of microscopes. Examine pond water, plants, fiber, pollen and more. 4-6 p.m. at the Bradbury Science Museum.
Gordon’s Summer Concert Series. Satisfaction: International Rolling Stones Show. Rolling Stones tribute band. 7 p.m. at Ashley Pond. Free. For more information, visit GordonsSummerConcerts.com. Los Alamos National Bank Night.