Newcastle scientists claim to have created human sperm in a lab, a world first. New Scientist has more details.
It's the sort of advance that—if translateable to adult stem cells—might lead to lesbian partners reproducing sexually within a decade or so.
A portrait of 2024, via the voters who will decide the election
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The majority of Americans do not live in a swing state. Meet some of the
voters who do — and whose votes will be crucial in deciding our next
president.
2 hours ago
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