By Rubik, Erno
By Hawking, Stephen
By New Scientist
By Harkness, Timandra
By Cleeves, Tim
By Milne, Gemma
By Fry, Hannah
By Stephen Petranek
By Lawrence M. Krauss
By Tammet, Daniel
By Hugh Neill
By Alley, Michael
By Gater, Will
By Laura Laing
By Llewellyn R.
By Iain Stewart
By Rizzi, Anthony
By Box, George E. P.
By Vorderman, Carol
By Scubazoo
By DK
By Jonathan Balcombe
By Clifford A. Pickover
By Nassim Nicholas Taleb
By Tom Jackson
By TRANSNATIO
By Steve Fiffer
By Peoples, Hervey Cunningham
By Ward, David
By Griller, Daniel