Lehmkuhl, Vance

Paul Halpern is Professor of Physics at the University of the Sciences in Philadelphia. He is the author of more than a dozen popular science books exploring the subjects of space, time, and astronomy, including "Faraway Worlds," "What's Science Ever Done for Us?" and "Edge of the Universe." His numerous radio and television appearances include "The Simpsons 20th Anniversary Special," "Radio Times" and "Future Quest." Paul Halpern's books have won numerous awards including the Athenaeum Society Literary Award, Chicago Public Schools' Sixth Grade Recommended Reading, Library Journal's Best Scie...