By Andrew Robinson
By Norris, Christopher
By Haywood, Stephen
By Zukav, Gary
By Svelto, Orazio
By Lancaster, Tom
By Gribbin, John
By Baker, JoAnne
By McGervey, John D.
By Goldstein, Diane, Ford, Kenneth W.
By Richard Phillips Feynman, Feynman, Richard P., Leighton, Robert B., Sands, Matthew
By Gamow, George, George Gamow
By Danielsson, Ulf, Fiolhais, Carlos
By Franz Mandl (University of Manchester)
By Carlo Rovelli, Erica Segre, Simon Carnell
By Werner Heisenberg
By Patricia M. Schwarz, John H. Schwarz (California Institute of Technology)
By Stephen Thornton, Jerry Marion
By Daniel F. Styer (Oberlin College, Ohio)
By Andrew Rex, Stephen T. Thornton
By Gary Bowman (Department of Physics and Astronomy, Northern Arizona University)
By Edward George Steward (Emeritus Professor, City Univ, London, UK)
By Alastair I. M. Rae (University of Birmingham, UK)
By P. C. W. Davies, D.S. Betts
By George Ellis, Ruth M. Williams
By David Lindley
By ARTHUR BEISER
By Hendrik F. Hameka ( University of Pennsylvania, Berwyn, Pa, USA)
By James J. Callahan, Jr.
By Stephen Hawking (University of Cambridge)