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 ...

Emergent gravity is a bold idea. It claims that the force of gravity is a mere illusion, more akin to friction or heat—a property that emerges from some deeper physical interaction. This emergent ...

The idea is still new and requires a lot of assumptions in its calculations to make it work. Over the years, experimental results have been mixed. When you purchase through links on our site, we may ...

Physicists have spent a century trying to reconcile the smooth fabric of spacetime in general relativity with the jittery ...

The gravitational constant is the key to unlocking the mass of everything in the universe, as well as the secrets of gravity. When you purchase through links on our site, we may earn an affiliate ...

A new argument explores how the growth of disorder could cause massive objects to move toward one another. Physicists are both interested and skeptical. Isaac Newton was never entirely happy with his ...

Superb engineering. Low-key appearance. Light, efficient for its carrying capacity. Can charge fast at Tesla Superchargers, despite high-voltage architecture. Not the cheapest 7-seat EV SUV by far.

Hindsight, as they say, is 20/20. The Lucid Air is objectively one of the most impressive electric vehicles money can buy right now – a range king with incredible technology and mind-bending ...

Following the life-threatening snowplow accident that broke 30 bones in his body, actor Jeremy Renner is using an anti-gravity treadmill as part of his recovery process, multiple media outlets report.