einstein

Relativity

Relativity, in physics, refers to the theories developed by Albert Einstein that explain the relationship between space, time, gravity, and the motion of objects. It fundamentally alters our understanding of the universe at both very large (cosmological) and very small (subatomic) scales. Key Characteristics / Core Concepts Spacetime: Relativity unites space and time into a … Read more

General Relativity

General relativity is Albert Einstein’s theory of gravitation, which describes gravity not as a force, but as a curvature of spacetime caused by mass and energy. It’s a more accurate description of gravity than Newton’s law of universal gravitation, especially in situations involving strong gravitational fields or very high speeds. Key Characteristics / Core Concepts … Read more