What if gravity repelled instead of attracted? This video explores how repulsive gravity could have shaped the history of the universe. Gravity was traditionally defined by Isaac Newton’s Law of ...

The world of astronomy and everything that surrounds it continues to give us secrets that until now seemed unthinkable. In ...

An international team of astrophysicists has made a puzzling discovery while analyzing certain star clusters. The finding challenges Newton's laws of gravity, the researchers write in their ...

Here’s what you’ll learn when you read this story: Einstein’s Theory of General Relativity, an immensely important update to Newton's Law of Universal Gravitation, is currently our best approximation ...

A pair of theoretical physicists are reporting that the same observations inspiring the hunt for a ninth planet might instead be evidence within the solar system of a modified law of gravity ...

It could rock the very foundations of modern science. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Just four numbers underpin the laws of ...

A century ago, Albert Einstein became famous. Sure, he was already well-known among physicists. But the world at large learned his name only after November 1919, when news broke that his theory of ...