John Brockman in HarperCollins (2012-02-14)
Book 52
Jay Cornell, R.U. Sirius in Red Wheel Weiser (2015-01-01)
Book 4
Henry Eyring in Chemical and engineering news (7 Jan 1963)
Book 1
Ira Flatow in Humanist (11/2012)
Journal Article 3
Alan Cromer in Oxford University Press, USA (1995-08-24)
Book 1
Adam Frank in New York Times (August 21, 2013)
Newsletter Article 2
Sandra Porter, Suicyte (February 23, 2008)
Message Posted to Online Forum/Discussion Group 1
Erwin Schrödinger in Cambridge Univ Pr (1992-01-31)
Book 2
Richard Feynman in The Physics Teacher (1968)
Journal Article 1
John Brockman in Pocket Books (2006)
Book 1
Various in Science Magazine (13 February 2014)
Internet Article 1
Joel Achenbach in Smithsonian Magazine (March 2014)
Magazine Article 3
