A long-running and bitterly fought dispute over whether the earliest known hominin had a knuckle-walking gait, like ...

In recent decades, scientists have debated whether a seven-million-year-old fossil was bipedal—a trait that would make it the ...

Push-pull workouts combine pushing and pulling exercises to help strengthen your upper body, balance your muscles, and ...

Better posture. Weak upper abs often result in poor posture and spinal misalignment, but by targeting these muscles, you can ...