Scientific literature

Weird Traveling Space Boulder Could Be Alien Ship, Say Harvard Scientists

Formation dubbed ’Oumuamua may be a "fully operational probe sent intentionally to Earth vicinity by an alien civilization," says a new scientific paper.
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Stephen Hawking's Wheelchair, Scientific Papers To Be Auctioned Off

Fans of the late physicist can bid on his items online between Oct. 31 and Nov. 8.
By Jill Lawless, AP