Related by context. Frequent words. (Click for all words.) 66 Niels Bohr 60 Werner Heisenberg 59 Nobelist 58 physicist Richard Feynman 56 physicist Albert Einstein 55 Maskawa 55 Richard Feynman 55 Blaise Pascal 54 Karl Popper 54 Nobel laureate 54 Heisenberg 53 Feynman 53 Nicolaus Copernicus 53 James Lovelock 53 Rene Descartes 52 mathematician 52 E = mc2 52 Quantum Mechanics 52 Einstein 52 physicist 52 Reinhold Niebuhr 52 Quantum Physics 52 Nobel Prize Winner 52 astronomer Carl Sagan 51 quantum physicist 51 Charles Babbage 51 Paul Dirac 51 Nobel Laureate 51 Johannes Kepler 51 philologist 51 Hannah Arendt 50 Hamsun 50 physicists 50 Albert Einstein 50 Martin Heidegger 50 Roger Myerson 50 Friedrich Nietzsche 49 Homi Bhabha 49 Jacques Derrida 49 Bertrand Russell 49 Madame Curie 49 quantum theory 49 Chaim Weizmann 49 Heinrich Heine 49 Mathematician 49 Edward Teller 49 Antonio Gramsci 49 Guenter Grass 48 Gunter Grass 48 Mandelbrot 48 Polanyi 48 theoreticians 48 Leibniz 48 Johann Wolfgang von Goethe 48 Buruma 48 Kierkegaard 48 Stephen Wolfram 48 Skeptical Environmentalist 47 Alvin Toffler 47 Niccolo Machiavelli 47 Immanuel Kant 47 Roger Kornberg 47 Niels Bohr Institute 47 Bjorn Lomborg 47 Paracelsus 47 God Particle 47 Malthus 47 Crutzen 47 Carl von Clausewitz 47 Novoselov 47 mathematicians 47 philosopher 47 Thomas Malthus 47 Jeremy Rifkin 46 Tony Judt 46 Joseph Schumpeter 46 Martin Buber 46 photoelectric effect 46 theoretical physicist 46 Thomas Schelling 46 Prusiner 46 Carl Sagan 46 Frantz Fanon 46 E = mc 46 Gregor Mendel 46 Heraclitus 46 Schrödinger 45 Nobel 45 Ramanujan 45 poet philosopher 45 Cosmologists 45 Nobel prize 45 philosopher George Santayana 45 Nobel Prize 45 Sigmund Freud 45 quantum mechanics 45 boson 45 Linus Pauling 45 Leroy Hood 45 Einstein Theory 45 Bhabha