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51 figures

Leonardo da Vinci

1452 – 1519

Proved that art and science are one act of looking.

Italy·Engineering · Biology · Astronomy · LiteratureFull profile

Copernicus

1473 – 1543

Moved the Earth from the centre of the universe.

Poland·Astronomy · Mathematics

Andreas Vesalius

1514 – 1564

Dissected humans himself and corrected Galen; founded modern anatomy.

Belgium·Medicine · Biology

Galileo Galilei

1564 – 1642

Pointed a telescope upward and broke the authority of the ancients.

Italy·Astronomy · Physics · MathematicsFull profile

Johannes Kepler

1571 – 1630

Three laws of planetary motion; every satellite orbit obeys them.

Germany·Astronomy · Mathematics

Jan Baptist van Helmont

1580 – 1644

Coined 'gas' and ran the first quantitative plant-growth experiment.

Belgium·Chemistry · Biology

Blaise Pascal

1623 – 1662

Probability theory, hydrostatics, and a mechanical calculator at nineteen.

France·Mathematics · Physics · Philosophy

Christiaan Huygens

1629 – 1695

Wave theory of light, the pendulum clock, Saturn's rings.

Netherlands·Physics · Astronomy

Antonie van Leeuwenhoek

1632 – 1723

Ground lenses in a draper's shop and discovered the microbial world.

Netherlands·Biology

Isaac Newton

1643 – 1727

Showed that one law governs the apple and the Moon alike.

United Kingdom·Physics · Mathematics · AstronomyFull profile

Émilie du Châtelet

1706 – 1749

Translated Newton into French and established kinetic energy as mv².

France·Physics · Mathematics

Carl Linnaeus

1707 – 1778

Binomial nomenclature: every species on Earth still carries his two-name system.

Sweden·Biology

Ruđer Bošković

1711 – 1787

Proposed an atomic force theory two centuries early.

Croatia·Physics · Astronomy

Antoine Lavoisier

1743 – 1794

Named oxygen, killed phlogiston, founded modern chemistry; guillotined at 50.

France·Chemistry

Alessandro Volta

1745 – 1827

Built the first battery; the volt is his.

Italy·Physics · Chemistry

Johann Wolfgang von Goethe

1749 – 1832

A poet who also did serious science, and defined what a modern European is.

Germany·Literature · Biology · PhilosophyFull profile

Alexander von Humboldt

1769 – 1859

Invented the idea that nature is a single connected web — and that we can wreck it.

Germany·Biology · Astronomy · HistoryFull profile

Carl Friedrich Gauss

1777 – 1855

The Prince of Mathematicians; number theory, geodesy, magnetism.

Germany·Mathematics · Astronomy · Physics

Michael Faraday

1791 – 1867

A bookbinder's apprentice who gave humanity electricity on demand.

United Kingdom·Physics · ChemistryFull profile

Charles Darwin

1809 – 1882

Explained the whole of life with one mechanism: descent with modification.

United Kingdom·BiologyFull profile

Louis Pasteur

1822 – 1895

Proved that invisible organisms cause disease — and that we can beat them.

France·Chemistry · Medicine · BiologyFull profile

Gregor Mendel

1822 – 1884

Pea plants in a monastery garden gave the world genetics.

Czech Republic·Biology

James Clerk Maxwell

1831 – 1879

Four equations that unified electricity, magnetism and light — hence radio and Wi-Fi.

United Kingdom·Physics · Mathematics

Alfred Nobel

1833 – 1896

Invented dynamite, then endowed the prizes to redeem the legacy.

Sweden·Chemistry · Engineering

Dmitri Mendeleev

1834 – 1907

Arranged the elements so precisely that he could describe ones nobody had found.

Russia·ChemistryFull profile

Camillo Golgi

1843 – 1926

The silver stain that made neurons visible.

Italy·Medicine · BiologyNobel

Santiago Ramón y Cajal

1852 – 1934

Founded neuroscience by drawing the neuron doctrine.

Spain·Medicine · BiologyNobel

Nikola Tesla

1856 – 1943

Alternating current, induction motors and radio principles.

Serbia·Engineering · Physics

Max Planck

1858 – 1947

Quantised energy and started quantum theory.

Germany·PhysicsNobel

Marie Skłodowska-Curie

1867 – 1934

The only person to win Nobel Prizes in two different sciences.

Poland·Physics · Chemistry · MedicineNobelFull profile

Fritz Haber

1868 – 1934

Ammonia synthesis feeds around half of humanity; also weaponised chlorine gas.

Poland·ChemistryNobel

Guglielmo Marconi

1874 – 1937

Made radio a transatlantic reality.

Italy·Engineering · PhysicsNobel

Lise Meitner

1878 – 1968

Explained nuclear fission; passed over by the Nobel committee. Element 109 is meitnerium.

Austria·Physics · Chemistry

Albert Einstein

1879 – 1955

Rewrote space, time, gravity and light in a single year of work.

Germany·PhysicsNobelFull profile

Marie Stopes

1880 – 1958

Opened Britain's first birth-control clinic; the charity still operates in 37 countries.

United Kingdom·Medicine · Biology

Alexander Fleming

1881 – 1955

Penicillin; antibiotics have saved an estimated 200 million lives.

United Kingdom·Medicine · BiologyNobel

Emmy Noether

1882 – 1935

Noether's theorem links symmetry to conservation laws — the backbone of modern physics.

Germany·Mathematics · Physics

Niels Bohr

1885 – 1962

Quantum atom and the Copenhagen interpretation.

Denmark·PhysicsNobel

Nikolai Vavilov

1887 – 1943

Built the world's first seed bank; starved to death in Stalin's prison.

Russia·Biology

Erwin Schrödinger

1887 – 1961

Wave mechanics and What Is Life?, which inspired the DNA hunters.

Austria·Physics · BiologyNobel

Werner Heisenberg

1901 – 1976

The uncertainty principle.

Germany·PhysicsNobel

Rita Levi-Montalcini

1909 – 2012

Discovered nerve growth factor in a bedroom lab under fascist persecution.

Italy·Medicine · BiologyNobel

Dorothy Hodgkin

1910 – 1994

Solved the structures of penicillin, vitamin B12 and insulin by X-ray.

United Kingdom·ChemistryNobel

Alan Turing

1912 – 1954

Defined what a computer is, then was destroyed by the country he saved.

United Kingdom·Mathematics · Computing · BiologyFull profile

Alan Hodgkin & Andrew Huxley

1914 – 1998

Explained the nerve impulse in mathematical terms.

United Kingdom·Medicine · BiologyNobel

Francis Crick

1916 – 2004

Co-described the double helix and the central dogma of molecular biology.

United Kingdom·BiologyNobel

Primo Levi

1919 – 1987

Chemist whose Auschwitz testimony is the standard of moral witness.

Italy·Literature · Chemistry

Rosalind Franklin

1920 – 1958

Photographed the shape of the molecule that makes us.

United Kingdom·Chemistry · BiologyFull profile

Peter Higgs

1929 – 2024

Predicted the boson that gives particles mass, found 48 years later.

United Kingdom·PhysicsNobel

Stephen Hawking

1942 – 2018

Hawking radiation and A Brief History of Time.

United Kingdom·Physics · Astronomy

Katalin Karikó

b. 1955

Demoted, defunded, and right: her mRNA work produced the COVID vaccines.

Hungary·Medicine · Biology · ChemistryNobelFull profile