Stephen Hawking had multiple universes on his mind when he died

Before his death on March 14, theoretical physicist Stephen Hawking was deep in thought about the possibility of universes that exist well beyond our own — places with completely unknown galaxies, stars, and planets.  

While there’s no evidence yet of any such parallel universes, also known as a multiverse, Hawking had been working with fellow theorist Thomas Hertog to prove that it’s possible to observe the cosmos and find evidence of these mysterious places. Hertog continues to research the deeper questions of the universe at the Institute for Theoretical Physics at the University of Leuven in Belgium.  Read more…

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