Neil deGrasse Tyson
Carl Sagan
Stephen Hawking
Thomas Edison
Nikola Tesla
Jane Goodall
Charles Darwin
Neil Armstrong
George Washington Carver
Laika the Space Dog
Dolly
Sigmund Freud
Erwin Schrödinger
Benjamin Banneker
Katherine Johnson
Alexander Graham Bell
Garrett Morgan
Abraham Maslow
Dian Fossey
Ivan Pavlov (& Pup)
Louis Pasteur
Nicolaus Copernicus
Edwin Hubble
Sir Isaac Newton
Michio Kaku
Wilhelm Röntgen
Stephen Jay Gould
Ben Franklin
Niels Friggin' Bohr
Watson
Alfred Nobel
Mildred Dresselhaus
Bill Nye
Ada Lovelace
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