Experts are warning about a new Covid-19 wave as 14 of New York City's wastewater treatment plants showed high levels of the disease in the past week.

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1st Babies Born in Britain Using DNA From 3 People
Britain's fertility regulator on Wednesday confirmed the births of the U.K.'s first babies created using an experimental technique combining DNA from three people, an effort to prevent the children from inheriting rare genetic diseases.
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