The story of how Newton came up with his gravitational theory is one of the most familiar in science history. He was sitting ...

Quote of the day by Newton: 1915 changed physics forever. In that year, Albert Einstein published the general theory of relativity and reshaped our understanding of gravity and spacetime. For 228 ...

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 ...

What is gravity? Is it a force, a pseudo force, or something else? This question is being debated vigorously by physicists since 2015, the 100th anniversary of Einstein's Theory of General Relativity.

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 ...

Gravity is a force that exists every day. It is present 24 hours a day seven days a week. Builders combat it from the time they begin to cut into the earth. The higher into the air that a building ...

More than 100 years after Albert Einstein published his iconic theory of general relativity, it is beginning to show signs of age. Now, following the most comprehensive test of general relativity yet ...

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 ...