Gravitation — Key Discoveries

Key Discoveries

Newton's 'Philosophiæ Naturalis Principia Mathematica'

1687

This seminal work by Isaac Newton laid the foundation for classical mechanics and universal gravitation. It presented his three laws of motion and the law of universal…

Cavendish Experiment (Measurement of G)

1798

Henry Cavendish performed the first experiment to measure the Universal Gravitational Constant (G), and indirectly, the mass and density of the Earth. Using a torsion balance, he…

Einstein's General Theory of Relativity

1915

Albert Einstein's General Theory of Relativity revolutionized our understanding of gravity, replacing Newton's concept of gravity as a force with the idea that it is a…