LAGUNA NIGUEL

Ed Marks, a certified paleontologist with the Orange County Natural History Museum, will be the speaker at the museum tonight. Marks will bring high-powered stereoscopic microscopes to assist in the search for microscopic fossil crustaceans, pollen and spores. The program is free and starts at 7:30 p.m.

The museum is at Aliso and Wood Canyons Wilderness Park, 26373 Alicia Parkway. Information: (949) 831-3287.