Every time a coffee mug drops, a satellite orbits or an astronaut floats, we are watching the same phenomenon play out under ...

Legend has it that Isaac Newton had the moment of inspiration that would lead to his theory of gravity when, on a warm afternoon, he saw an apple fall from a tree and wondered why it should fall down ...

It’s one of the most famous stories in scientific history, but Sir Isaac Newton ’s encounter with an apple may not have led to the discovery of gravity, an Indian Minister has claimed. Ramesh ...

Ever since Newton published his universal law of gravitation in 1687, anyone with a slide rule and a half decent education could calculate the force of gravity on a falling body or a planet in orbit.

STANFORD — What’s this tree hiding? A sapling on the Stanford campus is heir to scientific aristocracy, the descendant of the tree that legend says inspired Sir Isaac Newton’s Theory of Universal ...