Madison, Wisconsin, May 23, 1908
Boston, January 30, 1991
physicist and electronic engineer

John Bardeen



Bardeen in 1956

Madison, Wisconsin, May 23, 1908
Boston, January 30, 1991
physicist and electronic engineer

John Bardeen



John Bardeen, William Shockley and Walter Brattain at Bell Labs, 1948

Madison, Wisconsin, May 23, 1908
Boston, January 30, 1991
physicist and electronic engineer

John Bardeen



A stylized replica of the first transistor invented at Bell Labs on December 23, 1947

Madison, Wisconsin, May 23, 1908
Boston, January 30, 1991
physicist and electronic engineer

John Bardeen



A commemorative plaque remembering John Bardeen and the theory of superconductivity, at the University of Illinois at Urbana–Champaign

Danzig, 24 May 1686
16 September 1736
physicist, and inventor

Daniel Gabriel Fahrenheit



Daniel Gabriel Fahrenheit

Danzig, 24 May 1686
16 September 1736
physicist, and inventor

Daniel Gabriel Fahrenheit



Memorial stone at Fahrenheit's burial site in The Hague

Danzig, 24 May 1686
16 September 1736
physicist, and inventor

Daniel Gabriel Fahrenheit



Celsius and Fahrenheit scales

Montclair, New Jersey, May 23, 1925
New York City, February 2, 2008
molecular biologist

Joshua Lederberg



Lederberg in New Delhi, India

Montclair, New Jersey, May 23, 1925
New York City, February 2, 2008
molecular biologist

Joshua Lederberg



Lederberg receiving The National Medal of Science from George H. W. Bush

Montclair, New Jersey, May 23, 1925
New York City, February 2, 2008
molecular biologist

Joshua Lederberg



Impact crater Lederberg in Xanthe Terra on Mars

Heroes' birthday on Google Play