For the second time this year, Waters has warned that it will report lower-than-projected quarterly sales and earnings per diluted share due to "slower than expected" sales growth.
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In Science this week: gene flow between ancient chimpanzees and bonobos, and more.
A startup wants to match customers to wine based on their DNA and one critic calls the idea 'silly,' Stat News reports.
Researchers trace the origins of brown rats using genetic analysis to China, the New York Times reports.
In Nature this week: genetic history of HIV in the US, and more.