J. Hans D. Jensen, German physicist
John Cockcroft, British physicist
Robert Millikan, US physicist
Max Born, German physicist
Otto Stern, German-US physicist
Albert Michelson, US physicist
Wilhelm Roentgen, German physicist
Philipp Lenard, German physicist
Peter Higgs, British pysicist
Otto Hahn, German chemist
Charles Barkla, British physicist
Ernst Chain, German biochemist
Murray Gell-Mann, US physicist
William Shockley, US physicist
Emil Fischer, German chemist
Svante Arrhenius, Swedish chemist
Abraham Maslow, US psychologist
Ludwig Boltzmann, Austrian physicist
Ernst Mach, Austrian physicist
Carl Rogers, US psychologist
Benoit Mandelbrot, US mathematician
Maurice Wilkins, British physicist
Stephen Hawking, British physicist
Niels Bohr, caricature
Thomas Young, English polymath
Ernest Rutherford, caricature
Max Planck, caricature
August Kekule, German chemist
Georg Riemann, German mathematician
David Hume, Scottish philosopher
Evariste Galois, French mathematician
Ptolemy, Ancient Greek astronomer
Alfred Russel Wallace, British naturalist
Robert Goddard, US rocket scientist
Oswald Avery, US molecular biologist
Jean Piaget, Swiss psychologist
Ernst Mayr, German evolutionary biologist
Euclid, Ancient Greek mathematician
James Hansen, US atmospheric scientist
Richard Feynman, caricature
Amedeo Avogadro, Italian scientist
Giovanni Cassini, Italian astronomer
Joseph Gay-Lussac, French chemist
Frederick Hopkins, English biochemist
Tim Berners-Lee, British computer scientist
Martin Rees, British astrophysicist
Bill Hamilton, British evolutionary biologist
Paul Dirac, British physicist
Isaac Newton, English physicist
Robert Bunsen, German chemist
Caroline Herschel, German astronomer
Albert Einstein, Swiss-German physicist
J. J. Thomson, British physicist
Motoo Kimura, Japanese biologist
Charles Lyell, British geologist
Jean-Baptiste Lamarck, French naturalist
Thomas Huxley, English biologist
Pierre Laplace, French mathematician
Plato, Ancient Greek philosopher
Galen, Ancient Greek physician
Joseph Black, Scottish chemist
Thomas Graham, Scottish chemist
Friedrich von Schelling, German philosopher
Charles Sanders Peirce, US philosopher
Richard Dawkins, British science writer
William Ramsay, Scottish chemist
Mary Anning, British palaeontologist
James Clerk Maxwell, caricature
Christiaan Huygens, caricature
Lazzaro Spallanzani, Italian biologist
Enrico Fermi, Italian physicist
Johann von Goethe, German author
Persi Diaconis, US mathematician
Martin Ryle, British astronomer
John Bardeen, US physicist
Henri Becquerel, French physicist
David Hilbert, caricature
Fred Hoyle, caricature
Joseph Priestley, caricature
Henri Poincare, caricature
Kurt Godel, caricature
Nikola Tesla, caricature
Michel de Montaigne, French philosopher
Felix Wankel, German engineer
Hans Lippershey, Dutch optician
William Crookes, British physicist
Alfred North Whitehead, British mathematician
Howard Florey, Australian pathologist
William Bateson, British geneticist
William Perkin, British chemist
John Couch Adams, British astronomer
Johann Ritter, German physicist
Archimedes, caricature
Albert Einstein, caricature
Rosalind Franklin, British chemist
Roger Bacon, English philosopher
Arthur C. Clarke, British futurist
Carl Sagan, US astronomer
Daniel Dennett, US cognitive scientist
Edwin Hubble, US astronomer
Isaac Asimov, US author and biochemist
Patrick Moore, British astronomer
Richard Leakey, palaeoanthropologist
Steven Pinker, Canadian psychologist
Stephen Gould, US palaeontologist
Andreas Vesalius, caricature
Antoine Lavoisier, caricature
Arthur Cayley, caricature
Augustin Cauchy, caricature
Charles Babbage, caricature
Edmond Halley, caricature
Ernst Kummer, caricature
James Watt, caricature
Karl Friedrich Gauss, caricature
Leonard Euler, caricature
Lord Kelvin, caricature
Pierre de Fermat, caricature
Tycho Brahe, caricature
Dmitri Mendeleev, caricature
Montgolfier brothers, French balloonists
Richard von Krafft-Ebing, German psychiatrist
Robert Stirling, Scottish clergyman and inventor
John Napier, Scottish mathematician
Henry Bessemer, British metallurgist
Jean-Martin Charcot, French neurologist
Edward Wilson, American biologist
Jared Diamond, American biologist
John Tyndall, Irish physicist
Hans Christian Oersted, Danish physicist
Christian Doppler, caricature
Werner Heisenberg, German physicist
Henry Moseley, British physicist
John Ray, English naturalist
Robert Watson-Watt, British physicist
James Chadwick, British physicist
Alan Turing, British mathematician
Carl Linnaeus, Swedish botanist
Charles Darwin, caricature
Marie Curie, Polish-French physicist
Joseph Lagrange, caricature
Robert Koch, German bacteriologist
Hugo de Vries, Dutch botanist
Albert Einstein, German physicist
Brian Cox, caricature
Marie and Pierre Curie, physicists
Leon Foucault, French physicist
Charles Wheatstone, British physicist
Jean-Daniel Colladon, Swiss physicist
Giorgio Parisi, Italian theoretical physicist, illustration
Gottlieb Daimler, German industrialist
Rudolph Diesel, German mechanical engineer
Theodose Du Moncel, French physicist
Franz Achard, German chemist
Anaximander, ancient Greek philosopher
Linus Pauling, US chemist
John Scott Haldane, caricature
Luis Alvarez, American physicist
August Weismann, German evolutionary biologist
Theodosius Dobzhansky, Russian-US geneticist
Charles Coulomb, French physicist
Heinrich Hertz, German physicist
James Joule, British physicist
Georg Ohm, German physicist
Alessandro Volta, Italian physicist
Robert Oppenheimer, US physicist
Andre-Marie Ampere, French physicist
Hermann von Helmholtz, German physicist
Sophie Germain, French mathematician
Jonas Edward Salk, US microbiologist
Jons Jacob Berzelius, Swedish chemist
Alfred Wegener, German geophysicist
Georgius Agricola, German mineralogist
Luigi Palmieri, Italian physicist
Johann Kunckel, German chemist
Gottfried Leibniz, caricature
Frank Whittle, caricature
John Logie Baird, caricature
David Attenborough, British naturalist
Benjamin Franklin, US scientist
Robert Winston, British scientist
Antoine Henri Becquerel, French physicist
Niels Bohr, illustration
Jane Goodall, British primatologist
Karl Popper, Austrian-British philosopher
Hiker by W. Heath Robinson
Thomas Hunt Morgan, US geneticist
Sigmund Freud, caricature
B. F. Skinner, caricature
John Maynard Smith, caricature
Matt Ridley, caricature