Physicists

The scientists who uncovered the fundamental laws governing matter, energy, space and time.

Physicists seek the deepest rules of the universe — from the motion of planets to the behavior of subatomic particles. This page gathers the most influential physicists in history, ranked by impact.

Key Takeaways

  • Physics seeks the fundamental laws of matter, energy, space and time.
  • Newton founded classical mechanics; Einstein revolutionized it with relativity.
  • Marie Curie opened the study of radioactivity and atomic physics.
Portrait of Albert Einstein

Albert Einstein

99

Physicist · 1879 – 1955

Albert Einstein was a German-born theoretical physicist who developed the theory of relativity, one of the two pillars of modern physics, and won the 1921 Nobel Prize.

  • Theory of relativity
  • E=mc²
Portrait of Isaac Newton

Isaac Newton

99

Physicist · 1643 – 1727

Isaac Newton was an English physicist and mathematician whose laws of motion and universal gravitation laid the foundation of classical mechanics and the Scientific Revolution.

  • Laws of motion
  • Universal gravitation
Portrait of Carl Friedrich Gauss

Carl Friedrich Gauss

95

Mathematician · 1777 – 1855

Carl Friedrich Gauss was a German mathematician and physicist whose profound contributions to number theory, statistics, geometry, astronomy and magnetism earned him the title "Prince of Mathematicians."

  • Disquisitiones Arithmeticae
  • Gaussian distribution
Portrait of Galileo Galilei

Galileo Galilei

95

Astronomer · 1564 – 1642

Galileo Galilei was an Italian astronomer, physicist and engineer, the "father of modern science", whose telescopic discoveries and championing of heliocentrism transformed our understanding of the cosmos.

  • Telescopic astronomy
  • Defending heliocentrism
Portrait of Archimedes

Archimedes

94

Mathematician · 287 BC – 212 BC

Archimedes was an ancient Greek mathematician, physicist and inventor, widely regarded as the greatest mathematician of antiquity and a founder of mathematical physics and engineering.

  • Archimedes' principle
  • Calculating pi
Portrait of Leonhard Euler

Leonhard Euler

93

Mathematician · 1707 – 1783

Leonhard Euler was a Swiss mathematician and physicist, the most prolific mathematician in history, whose work shaped modern analysis, number theory, graph theory and mathematical notation.

  • Euler's number e
  • Euler's identity
Portrait of Michael Faraday

Michael Faraday

93

Physicist · 1791 – 1867

Michael Faraday was an English scientist whose discoveries in electromagnetism and electrochemistry, above all electromagnetic induction, laid the experimental foundation of the electrical age.

  • Electromagnetic induction
  • The electric motor and dynamo
Portrait of James Clerk Maxwell

James Clerk Maxwell

92

Physicist · 1831 – 1879

James Clerk Maxwell was a Scottish physicist whose equations unified electricity, magnetism and light into a single electromagnetic theory, one of the greatest achievements in the history of physics.

  • Maxwell's equations
  • Electromagnetic theory of light
Portrait of Marie Curie

Marie Curie

92

Physicist · 1867 – 1934

Marie Curie was a Polish-French physicist and chemist who pioneered research on radioactivity and became the first person to win Nobel Prizes in two different sciences.

  • Radioactivity research
  • Discovery of polonium and radium
Portrait of Niels Bohr

Niels Bohr

90

Physicist · 1885 – 1962

Niels Bohr was a Danish physicist who created the first quantum model of the atom and became a leading architect of quantum mechanics through the Copenhagen interpretation.

  • Bohr model of the atom
  • Copenhagen interpretation
Portrait of Nikola Tesla

Nikola Tesla

90

Inventor · 1856 – 1943

Nikola Tesla was a Serbian-American inventor and electrical engineer whose pioneering work on alternating current and electromagnetism helped electrify the modern world.

  • Alternating current (AC)
  • The induction motor
Portrait of Max Planck

Max Planck

89

Physicist · 1858 – 1947

Max Planck was a German physicist who originated quantum theory by introducing the quantum of action, a discovery that launched modern physics and earned him the 1918 Nobel Prize.

  • Quantum theory
  • Planck's constant
Portrait of Werner Heisenberg

Werner Heisenberg

87

Physicist · 1901 – 1976

Werner Heisenberg was a German physicist who founded matrix mechanics and formulated the uncertainty principle, two of the cornerstones of quantum mechanics.

  • Uncertainty principle
  • Matrix mechanics
Portrait of Erwin Schrödinger

Erwin Schrödinger

86

Physicist · 1887 – 1961

Erwin Schrödinger was an Austrian physicist who formulated the wave equation governing quantum systems and devised the famous Schrödinger's cat thought experiment.

  • Schrödinger equation
  • Wave mechanics

Frequently Asked Questions

Who is the greatest physicist of all time?

Isaac Newton and Albert Einstein are most often cited as the greatest physicists in history.