For over a century, quantum mechanics and Einstein’s general relativity have stood as the cornerstones of modern physics, yet ...

The accelerating expansion of the Universe, first observed in 1998, remains one of the most profound mysteries in modern ...

The grandfather paradox is just one of the thorny logical problems that arise with the concept of time travel. But one ...

NASA's James Webb Space Telescope has captured a unique image that revealed 44 individual stars in a galaxy 6.5 billion light ...

General relativity, formulated by Albert Einstein, describes the gravitational force as a curvature of spacetime caused by mass and energy. The mathematical aspects of general relativity involve ...

General relativity describes gravitation in a geometrical framework generalizing special relativity and classical mechanics. This term includes theoretical studies of gravity, experimental studies ...