Source : Carroll Quigley (1979). “The evolution of civilizations: an introduction to historical analysis”, Liberty Fund Inc.
Source : Cory Doctorow (2010). “Little Brother”, p.96, Macmillan
Source : "De-Stressing Through Laughter - 10 Ways It Improves Your Health" by Marlo Thomas, www.huffingtonpost.com. March 1, 2013.
Galileo Galilei
Physicist
Isaac Newton
Physicist
Marie Curie
Physicist
Max Planck
Physicist
Niels Bohr
Physicist
Nikola Tesla
Inventor
Stephen Hawking
Physicist
Thomas A. Edison
Inventor