News
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ClimateThe North Atlantic’s ‘cold blob’ may signal a major current’s decline
A cold blob of water in the North Atlantic points to a weakening of the Atlantic Meridional Overturning Circulation, researchers report.
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Health & MedicineWhy more male than female newborns may get the crucial vitamin K shot
Vitamin K lowers the risk of bleeding, including in a circumcision. That procedure may explain a disparity in which infants are more likely to get the shot.
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Health & MedicineA popular sunscreen ingredient can finally be sold in the United States
The FDA will allow bemotrizinol in sunscreen. The chemical is long-lasting and defends against solar radiation that ages skin.