In Chicago, traffic stops soared as pedestrian stops fell. Single policy changes therefore don’t tell the whole policing story, researchers say.

Wood frog tadpoles that receive a transplant of green frog bacteria can swim in warm waters, revealing another role for microbiomes: heat tolerance.

One of Candida auris’ scary superpowers is its stick-to-itiveness. Unlike other fungi, the pathogen uses electrical charges to glom onto things.

Scientists take a creative approach to investigating what caused the mass extinction 66 million years ago, but the debate is far from settled.

JWST data don’t resolve a disagreement over how fast the universe is expanding, suggesting we might need strange new physics to fix the tension.

In a first, scientists dropped antihydrogen atoms and measured how they fell.

The preserved contents suggest the trilobite fed almost continuously and had a gut environment with an alkaline or neutral pH, researchers say.