Smaller dinosaurs needed speed, but huge predators like Tyrannosaurus rex relied less on moving fast and more on energy-efficient walking.

A new discovery that sheds light on how neurons control whether mice turn right or left while walking could prove useful for people with motor disorders.

As lockdowns ease off, there is a danger that the old city traffic jams will soon be back with a vengeance.

Physical activity is important for all kinds of health reasons, even in quarantine.

The arch over the top of your foot, rather than the arch along its length, keeps your foot in shape while walking or running, researchers find.

The "ability to withstand low oxygen environments and walk on their fins gives them a remarkable edge over their prey of small crustaceans and mollusks."

A long-term study finds that a simple test of walking speed may detect signs of aging at age 45, and that the brains of slower walkers were different in preschool.

Researchers asked people to walk more, about a mile more every week over the course of a month. The findings suggest a way to improve sleep.