Isaac Newton
Isaac Newton was an English scientist who formulated the laws of motion and universal gravitation.
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Zoya Banerjee
First written 18 Jan 2025
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Sir Isaac Newton (1643 – 1727) was an English mathematician, physicist and astronomer, one of the most influential scientists in history.
Laws of motion
In his work Principia Mathematica he set out the three laws of motion and the law of universal gravitation, explaining both the fall of objects on Earth and the motion of planets.
Other work
Newton made major contributions to optics, showing that white light is made of colours, and he independently developed calculus.
Legacy
Newton's laws dominated physics for over two centuries and remain accurate for everyday conditions.
Frequently asked questions
What is Isaac Newton famous for?
The laws of motion and universal gravitation.
Did Newton invent calculus?
He developed it independently around the same time as Leibniz.