Ever wondered why people on the 'bottom' of Earth don't fall off? It's all thanks to gravity, a powerful force pulling ...

One of the oldest unsolved riddles in planetary science concerns the origin of the moon. Over a century ago, George Darwin ...

When humanity first started studying motion, circles posed a peculiar puzzle. Why do planets sweep endlessly around the Sun without flying off into the void of space? Why does a stone swung on a ...

If a body rotates around an axis other than the one at its own center of mass, it exerts an outward force upon anything that keeps it from going in a straight line. This is the definition ...