Erik Gregersen
Encyclopædia Britannica Editor
Connect with Erik Gregersen
Erik Gregersen is a senior editor at Encyclopaedia Britannica, specializing in the physical sciences and technology. Before joining Britannica in 2007, he worked at the University of Chicago Press on the Astrophysical Journal. Prior to that, he worked at McMaster University on the ODIN radio astronomy satellite project.
Primary Contributions (451)
Home Box Office, Inc. (HBO) is an American cable television company that arguably became the leading premium cable station for its mix of movies and innovative original programming. Founded in 1972 by Time Inc.as a premium cable service offering commercial-free movies, HBO became a subsidiary of…
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Chemistry: Fact or Fiction?
Quantum Mechanics
Extrasolar Planets
Space Records
Sumo: Fact or Fiction?