The Golden Hornet Project performs an original soundtrack to the 1925 film The Lost World during today's KUHF Silent Film Concert. Based on the Arthur Conan Doyle story of dinosaurs living in a world time forgot, The Lost World follows a group of English explorers, scientists and hunters to a South American mountaintop plateau populated by prehistoric creatures. 8 p.m. Discovery Green, 1500 McKinney. For information, call 713-400-7336 or visit www.discoverygreen.com. Free.