By Koyr, Prof Alexandre
By Levy, David
By Plichta, Peter
By Professor Brian Cox., Brian Cox, Andrew Cohen
By Close, Frank
By Barrow, John D.
By Allday, Jonathan
By Musser, George
By Pearsall, Paul
By Kolb, Rocky
By Richard Morris, Morris, Richard
By Rees, Martin
By Irvine, John M.
By Barrow, John D., Morris, Simon Conway, Freeland, Stephen J., Harper Jr, Charles L.
By Fraser, Gordon
By Rezzolla, Luciano
By Ryan, Sean G., Norton, Andrew J.
By Chown, Marcus
By Lerner, Eric
By David Darling
By Max Tegmark
By John D. Barrow, Frank J. Tipler
By J.G. Taylor
By John Archibald Wheeler
By Roger Penrose
By Leon M. Lederman, Christopher T. Hill
By Carl Sagan
By Joseph Silk (, Savilian Professor of Astronomy, University of Oxford)
By Brian Greene