Eastern gray squirrels can be black or gray, and new research reveals how surprisingly local conditions are linked to their coat color.

Exercise can reduce pain across many conditions, and new research suggests shorter, gentler workouts can still provide meaningful relief.

People born preterm tend to move a little less as teens and adults, mostly through less slow walking and standing rather than hard exercise.

A brain-imaging study links progesterone to emotional processing and mood, but finds no clear mood differences across menstrual cycle phases.

Microplastics carry pollutants and resistance genes through water, soil, and air, where chemicals and bacteria amplify each other's effects.

Disease outbreaks from animals have different causes for each disease, and many apparent hotspots mostly mark where clinics can spot them.

Researchers identified 485 pesticide chemicals linked to possible breast cancer risks, including ingredients that may not appear on labels.

Cats and dogs preferred microbial protein pet food over conventional kibble in a short study, suggesting a new alternative to ...

Loneliness is linked to fewer disease-free years, and healthy habits did not consistently reduce the gap tied to feeling lonely.

A new AI system could help cities predict where traffic congestion will form, giving planners a chance to respond before problems get worse.

Replaying childhood games can stir powerful nostalgia, but the magic often fades because memory, identity, attention and gaming skills change with age.

The WMO's annual report on the state of global water resources finds that the water cycle is getting out of balance. Climate ...