Einstein’s Theory of General Relativity is currently our best approximation of how the universe ticks. But there are holes.

What goes up must come down — though not always in the way you’d expect. This is Newton’s Universal Law of Gravitation, and you can thank it for GPS, Google Earth and even the pictures beamed back ...

Australian astronomers have combined all observations of supernovae ever made to determine that the strength of gravity has remained unchanged over the last nine billion years. Newton's gravitational ...

How did Newton derive the universal law of gravitation? originally appeared on Quora - the knowledge sharing network where compelling questions are answered by people with unique insights. Answer by ...

This wasn't some sudden lightning bolt of inspiration. Newton spent years developing his ideas about gravity, working through mathematical proofs and observations. The apple was merely the beginning ...

Is there a relativistic equivalent of each of Newton's 3 laws? originally appeared on Quora: the knowledge sharing network where compelling questions are answered by people with unique insights.

Newton's gravity, that old classical warhorse, is well established on scales as large as the Solar System. The latest experimental confirmation of its validity is tiny in scale, but big in ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. A piece of the apple tree that helped British scientist Sir Isaac Newton explain the tug of Earth ...