1687Reputable sourceWell documented
Newton's Principia
On the timeline · around 1687 · Early Modern
What happened
Isaac Newton published Philosophiæ Naturalis Principia Mathematica, setting out the laws of motion and universal gravitation.
Why it matters
Founded classical mechanics and the modern mathematical description of nature.
How we know
The published work of 1687 and its documented reception in the scientific community.
Sources
- Encyclopædia Britannica. Principia · Reputable source