Gravity is one of the four fundamental interactions in nature — the three others being electromagnetism, the strong nuclear interactions, and the weak nuclear interactions — and it pervades space like an invisible field until infinity. Albert Einstein taught us that the gravitational field is spacetime itself, and that gravity is experienced as a result of large masses bending […]
Tag: Astrophysics
Physics explains how our material Universe works. However, its theories do not currently form a satisfying whole. For example, the theory that describes the fundamental forces and building blocks of our physical world excludes gravity, and we do not comprehend how the Universe was born. As we naturally strive for things to be complete and […]