360What happened in 1687?
5 moments from 1687 on 360n60, each told in 60 words or fewer.
- History · 5 July 1687
Newton publishes the Principia
In July 1687, Isaac Newton published the Principia, setting out his three laws of motion and the law of universal gravitation. He showed that the same force pulls an apple to the ground and holds the planets in their orbits. The book became the foundation of physics for more than two centuries.
- On this day · 5 July 1687
Isaac Newton's Principia is published
On 5 July 1687, Isaac Newton's Mathematical Principles of Natural Philosophy, known as the Principia, was published in London. It set out his laws of motion and universal gravitation, explaining why apples fall and planets orbit the Sun. It is one of the most important science books ever written.
- 1687 · from 1666–1699: The age of science begins
Newton publishes the Principia
- 5 July 1687 · from Newton publishes the Principia
Principia published
- 1687 · from The 1680s: Newton's Principia and Halley's comet
Newton publishes the Principia