By Skinner, Ray
By John Gribbin
By RESNIC
By Edwin A. Abbott
By Theodore Frankel
By Derek F. Lawden
By J. Weber
By Charles Proteus Steinmetz
By P. A.M. Dirac
By Ilya Prigogine
By Professor Emeritus John W Moffat (University of Toronto)
By Gary Zukav
By Robert Oerter
By Kip S. Thorne, Stephen Hawking
By Stephen Hawking (University of Cambridge)
By Govert Schilling, Martin Rees
By James Kakalios
By Bruce, Colin
By Neil Skinner
By Professor Brian Cox., Brian Cox, Andrew Cohen
By Michael Friedman
By Peter Collier
By Barry R. Parker
By Albrecht Folsing
By Jeremy Bernstein
By Tony Hey (University of Southampton), Patrick Walters (University of Wales, Swansea)
By N.M.J. Woodhouse
By Martin W. McCall
By George Ellis, Ruth M. Williams