Cities that saw the biggest temperature rises over the years also had more rat complaints over time, researchers report in Science Advances

Early human ancestors didn’t regularly eat meat | A meat-rich diet may have not emerged before the evolution of other groups like Homo

Pluto may have captured its moon Charon in a “kiss-and-capture” collision

Humans, not climate change, may have wiped out Australia’s giant kangaroos

Health experts propose a new definition of obesity

Engineered waterways helped Ancient Amazonians became master maize farmers

Lethal snake venom may be countered by new AI-designed proteins

American burying beetles, which clean up dead animals in their ecosystem, are making a comeback in Nebraska

Breast cancer's spread may be inherited, but a lab-made antibody could stop its exodus

Short bursts of physical activity can cut women’s risk of heart attack by as much as 33 percent