Dr. Stephen Hawking, a professor of mathematics at the University of Cambridge, during a lecture honoring NASAs 50th Anniversary at the George Washington University Morton Auditorium April 21, 2008 in Washington, DC.

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Dr. Stephen Hawking, a professor of mathematics at the University of Cambridge, during a lecture honoring NASAs 50th Anniversary at the George Washington University Morton Auditorium April 21, 2008 in Washington, DC.

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Size: 3026px × 5150px
Location: Washington, DC
Photo credit: © NASA Photo / Alamy / Afripics
License: Licensed
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Keywords: als, author, copyspace, cosmologist, disabled, earth, gwu, handicapped, lecture, nasa, paralysed, portrait, professor, science, scientist, speech, vertical, wheelchair