Daniel Kirkwood, US astronomer
Richard Proctor, British astronomer
Hubert Newton, US astronomer
Edgar Frisby, US astronomer
Seth Chandler, US astronomer
Winslow Upton, US astronomer
Lewis Boss, US astronomer
Benjamin Gould, US astronomer
James Keeler, US astronomer
Maria Mitchell, US astronomer
Charles Young, US astronomer
Henry Parkhurst, US astronomer
Thomas Simonton, US astronomer
Emil Post, American mathematician
William Eichelberger, US astronomer
Asaph Hall III, US astronomer
James J Sylvester, English mathematician
Nicolaus Copernicus
Maurice Loewy, French astronomer
Jocelyn Bell Burnell, British astronomer
Urbain Le Verrier, French astronomer
Thomas Wright, British astronomer
Johannes Stoeffler, German mathematician
Johannes Borgesius, Dutch mathematician
William Coblentz, US physicist
William Thomson
Lewis Morris Rutherford, astronomer
Roger Penrose, British mathematician
Henry Andrews, English astronomer
Nigel Weiss, British astrophysicist
Cleveland Abbe, US meteorologist
Chinese-US physicist Chien-Shiung Wu and colleagues, 1963
Fritz Reiche, German physicist
Samuel Milner, British physicist
William Swann, American physicist
Robertson, Epling, Falconer, geneticists
Wolfgang Kohler, German psychologist
Janssen at Meudon Observatory, 1893
Title page of his Quadrans Apiani, 1532
Nicholas Kratzer, German astronomer
Ernst Stuhlinger, German rocket scientist
Harlow Shapley speaking to politicians and scientists, 1945
Hertha Marks Ayrton, British engineer
Max Planck, German physicist
Peter Zhukovsky, Soviet botanist
Zhores Medvedev, Soviet biologist
Theodor Boveri, German geneticist
1753 Leonhard Euler Swiss Mathematician
John Couch Adams, British astronomer
Peter Apian, German mathematician
Professor Huxley
Carl Correns, German geneticist
Urbain Jean Joseph Leverrier, astronomer
Nicolaus Copernicus (1473-1543)
James Angell, US psychologist
Ruggero Boscovich, Croatian astronomer
Bernard Carr, British astronomer
Arthur Cayley, British mathematician
Ernest Just, US biologist
Percival Lowell, US astronomer
James Van Allen, US astrophysicist
Olinthus Gregory, English mathematician
Cherokee Strip land run, 1893
Ida B. Wells, US suffragist and sociologist
Julius Hilgard, German-US surveyor
George Boulenger, Belgian zoologist
Stanislao Cannizzaro, Italian chemist
William Carruthers, Scottish botanist
John Muir, US naturalist
George Gabriel Stokes, British physicist
John Dee, English astrologer
Payne and Rebstock, US antibiotics researchers
Mary Mandels receiving Research Directors Award, 1962
Nikola Tesla, Serb-US physicist
Wallace Carothers, US chemist
Louis Pasteur
Galileo Galilei, Italian astronomer
Solar eclipse seen from the Moon, 1893 illustration
Andre Dreyfus, Brazilian geneticist
Sommerfeld and Bohr, physicists
James Franck, German physicist
Alfred Lande, German-US physicist
Frederick Brodie, British astronomer
Aryabhata mathematician and astronomer
William Wallace Campbell, US astronomer
Hugo von Seeliger, German astronomer
Lord Kelvin, British physicist
Sears Cook Walker, American astronomer
Oliver Heaviside, British physicist
Karl Pearson, British statistician
John Barrow, British cosmologist
Wrinch and Mazia, Biologists
Hermann Minkowski, German mathematician
Taking Bertillon measurements, 1890s
William Swann, US physicist
25-inch Newall refractor telescope, 1873
Edmund Wilson, US cell biologist
William McIntosh, Scottish zoologist
Michael Faraday, British physicist
Osbert Salvin, British naturalist
Frank Beddard, British zoologist
Aleksei Borisyak, Russian palaeontologist
19th-century British knights
Charles Robert Darwin
NASA human computers
US psychologists with laboratory rat and pet cat
Weill and Nielsen, French physicist and US engineer
Karl Gauss
Annie Jump Cannon, US astronomer
Bernhard Riemann.
Hendrik Lorentz, Dutch physicist
Matthew Sands
Josiah Willard Gibbs, US mathematician
David Bannerman, British ornithologist
Maurice Whittinghill, US geneticist
Camille Flammarion, French astronomer
Jeanette Scissum, NASA scientist
Karl Ludwig Hencke, German astronomer
Patrick Moore, British astronomer
Ronald Fisher, British geneticist
Comet Brooks, 1893
Leonhard Euler, Swiss mathematician
Double Cluster, 1893
Charles Sanders Peirce, US philosopher
Daniel Bernoulli, Dutch mathematician
Toxicology laboratory, 1893
F. van Rysselberghe, Belgian engineer
Vaccine research, 1890
Vaccine research, 1893
Meridian circle instrument, 1880s
Nicolaus Copernicus, Polish astronomer
Stephen Hawking, British physicist
Eugene Sandow, Prussian strongman
Harriot's 1631 book on algebra
Winthrop Osterhout, US botanist
Jacques Loeb, German-US physiologist
J. Russell Smith, US conservationist
Rollins Emerson, US geneticist
Eduard Strasberger, German botanist
Svante Arrhenius, Swedish chemist
Robert Ball, Anglo-Irish scientist
Kristine Bonnevie, Norwegian biologist
Edwin Conklin, US zoologist
American physicist Edward Stone
James Simpson, Scottish physician
Edmond Halley, British astronomer and mathematician
Ernst Amberg, Swiss mathematician
Curt Stern, German-US geneticist
John Clarke Slater, American physicist
Barbara McClintock, US cell geneticist
John Slater, US physicist
University of Chicago physicists, 1908
Mrs Sophia Bryant, English mathematician
Edmond Halley, English astronomer
Portrait of Pierre Simon Laplace, 1749-1827
Robert Stawell Ball, Irish astronomer
Elizabeth Roemer, US astronomer
John Newport Langley British physiologist
Robert Brown, British botanist
Max Planck and wife
Marie Curie and students, 1910s
William Lawrence Bragg, British physicist
John Burroughs and John Muir
Evelyn Cheesman, British entomologist
Apsley Cherry-Garrard, British explorer
John Hays Hammond Jr., American inventor
Otto Stapf, Austrian botanist
Herbert Ives, US engineer and physicist
Peter Apian's Isagoge, 1523
Seaborg receiving the Arches of Science award, 1968
Kinsey Institute researchers, 1953
Chen-Ning Yang visiting CERN, May 1962
Niagara Falls power scheme, 1893
Oronce Fine, French cartographer
Harlow Shapley, American astronomer
Math teacher talking to students in classroom
Adolphe Quetelet, Belgian astronomer
Hermann Minkowski, Polish-German mathematician
Mark Bailey, British astronomer
Katherine Blundell, British astronomer
Alexander Boksenberg, British astronomer
John Brown, British astronomer
Antony Hewish, British astronomer
Margaret Penston, British astronomer
Arnold Wolfendale, British astronomer
Jupiter and its moons, 1893
Lord Lindsay's eclipse expedition, 1870
Joseph Lagrange, French mathematician