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Sufficiently advanced aliens would be able to capture vast quantities of energy from their star using a massive structure called a Dyson sphere. Such a device would give off an infrared heat signature – and astronomers have just spotted 60 stars that seem to match
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AuthorAs the sun rose on Tuesday, there was something reassuringly familiar about the rituals that election day in America would bring: long queues of voters, candidates casting their own ballots,…
AuthorBBCAmerican voters go to the polls on Tuesday to choose their next president.US election results are sometimes declared within hours of the polls closing, but this year’s tight contest could…
