With China's economy on the ropes and President-elect Donald Trump promising steep tariffs on imports, participants in a trade fair in Shanghai face uncertainty.
A new CDC report finds that more than 85% of U.S. adults 65 and older are not getting enough exercise. All adults should get moderate aerobic activity and weight or resistance training every week.
Archaeologists working in Kenya found the footprints of two distinct human ancestors preserved in the fossilized mud of an ancient lake — walking side by side.