Neil deGrasse Tyson, 'Big Bang Theory,' even Katy Perry mourn Stephen Hawking
by Christie D'Zurilla, Los Angeles Times
Mar 14, 2018
1 minute
As the world reflected on the Pi Day passing of physicist Stephen Hawking, those in the public eye remembered him in their own ways.
Astrophysicist Neil deGrasse Tyson, of course, framed Hawking's significance in a way most
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