Physics Professor Charles Adler was interviewed on the Coast to Coast AM radio program on April 3 to discuss his new book “Wizards, Aliens, and Starships: Physics and Math in Fantasy and Science Fiction.” Book signings will be held at Fenwick Street Used Books and Music in Leonardtown, Md., on April 6 and at the Smithsonian National Air and Space Museum in Washington, D.C., on May 26.