Neil deGrasse Tyson explains how Newton saw gravity as a force, while Einstein revealed it as warped space-time. A clear, ...

Isaac Newton‘s monumental book, Philosophiae Naturalis Principia Mathematica, was published July 5, 1687. Newton had ...

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 ...

Isaac Newton was born in England in 1643. He wondered how the Moon was kept in the Earth's orbit, and when an apple fell from a tree, he used this to help describe gravity.

Sir Isaac Newton wrote his theory of gravity in a home-made ink created with beer as a key ingredient, a study suggests.. The physicist published his theory of calculus, his three eponymous laws ...

He also appeared to demonstrate Earth’s gravitational constant at a 97% accuracy — almost 200 years before Newton published his law of universal gravitation. Today, Leonardo da Vinci’s name ...

Sir Isaac Newton letter from 1704 predicts when world will end – and it’s not far away. As well as formulating the laws of gravity, Sir Isaac Newton was a theologian ...