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. Craig A. Smith. Author and music critic with his new book, “A Vision of Voices,” a biography of Santa Fe Opera founder John Crosby. 7 p.m. at the Mesa Public Library upstairs rotunda.
Eye Spy: Rebecca Nolda. Through Saturday at Portal Gallery. Bring the Secret City some new hidden treasure to discover.
Fourth Friday Downtown: Working with Wind Power. Engineer and design wind generators or build and fly a miniature helicoper. 4-6 p.m. at the Bradbury Science Museum.
Gordon’s Summer Concert Series. WhiteWater Ramble. 7 p.m. at Ashley Pond. Free. For more information, visit GordonsSummerConcerts.com.
Farmers Cooperative Market. 9 a.m.-1 p.m. at the Los Alamos Co-op Market. The Farmer’s Cooperative Market will bring food from four farms, Camino de Paz, Monte Vista Farm, Tesuque Pueblo Farm and Shepherd’s Lamb. The producer’s co-op is also working with the co-op to make items from these farmers available in the store on a daily basis.