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LifeLithium mining may be putting some flamingos in Chile at risk
Climate change and lithium mining are threatening the flooded salt flats that flamingos in Chile depend on, a study suggests.
By Jake Buehler -
Health & MedicineSchool mask mandates in the U.S. reduced coronavirus transmission
Mandatory masking lowered transmission rates to nearly one-fourth those of schools where masks were optional, data from over 1 million children show.
By Anna Gibbs -
PaleontologyA new saber-toothed mammal was among the first hypercarnivores
A 42-million-year-old jawbone with slicing teeth and a gap to fit saberlike teeth is pegged to a new species of the mysterious Machaeroidine group.
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AnimalsHow to make irresistible traps for Asian giant hornets using sex
Traps baited with compounds found in the sex pheromone of hornet queens attracted thousands of males in China.