Browse the index

Filter by category and discipline, then by continent, country and century of birth. Countries not yet represented can be drafted at the research desk.

96 figures

Zhang Heng

78 – 139

Built the first seismoscope and mapped 2,500 stars.

China·Astronomy · Engineering · Literature

Ptolemy

100 – 170

The Almagest ruled astronomy for 1,400 years; his Geography guided Columbus.

Egypt·Astronomy · Mathematics

Galen of Pergamon

129 – 216

Physician to gladiators and emperors whose anatomy ruled medicine for 1,400 years.

Türkiye·Medicine · Philosophy · BiologyFull profile

Hypatia of Alexandria

360 – 415

Mathematician and astronomer murdered by a mob; symbol of learning against zealotry.

Egypt·Mathematics · Astronomy · Philosophy

Aryabhata

476 – 550

Gave place-value, an accurate π, and a rotating Earth in 499 CE.

India·Mathematics · Astronomy

Muhammad ibn Musa al-Khwarizmi

780 – 850

Gave the world algebra and, through his own name, the algorithm.

Uzbekistan·Mathematics · Astronomy · ComputingFull profile

Al-Razi (Rhazes)

854 – 925

Distinguished smallpox from measles and pioneered clinical case records.

Iran·Medicine · Chemistry

Ibn al-Haytham

965 – 1040

Founded optics and the experimental method in the Book of Optics.

Iraq·Physics · Mathematics

Al-Biruni

973 – 1048

Measured Earth's radius to within 1% and wrote the first comparative anthropology of India.

Uzbekistan·Astronomy · Mathematics · History

Ibn Sina (Avicenna)

980 – 1037

Wrote the medical textbook that trained Europe's doctors until 1650.

Uzbekistan·Medicine · Philosophy · AstronomyFull profile

Su Song

1020 – 1101

Built an astronomical clock tower with the first known escapement chain drive.

China·Engineering · Astronomy

Shen Kuo

1031 – 1095

Described the magnetic compass and deduced geological deep time.

China·Astronomy · Engineering · History

Omar Khayyam

1048 – 1131

Solved cubics geometrically, reformed the calendar, wrote the Rubaiyat.

Iran·Mathematics · Astronomy · Literature

Nasir al-Din al-Tusi

1201 – 1274

Tusi couple; his planetary models likely reached Copernicus.

Iran·Astronomy · Mathematics

Ulugh Beg

1394 – 1449

Sultan-astronomer whose star catalogue stood unmatched for two centuries.

Uzbekistan·Astronomy · Mathematics

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

Benjamin Franklin

1706 – 1790

Electricity, bifocals, and the American public sphere.

United States·Physics · Literature · Engineering

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

George Washington Carver

1864 – 1943

Crop rotation and peanut science that rescued Southern soil and farmers.

United States·Biology · Chemistry

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

Ernest Rutherford

1871 – 1937

Found the atomic nucleus and split the atom.

New Zealand·Physics · ChemistryNobelFull profile

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

Carlos Chagas

1879 – 1934

Described a disease, its parasite and its vector single-handedly.

Brazil·Medicine · Biology

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

C. V. Raman

1888 – 1970

Raman scattering, now the basis of a ubiquitous laboratory spectroscopy.

India·PhysicsNobel

Roger J. Williams

1893 – 1988

Discovered pantothenic acid and argued for biochemical individuality — the idea beneath functional medicine.

United States·Nutrition · Chemistry · Functional Medicine

Satyendra Nath Bose

1894 – 1974

Bose–Einstein statistics; the boson is named after him.

India·Physics

Macfarlane Burnet

1899 – 1985

Acquired immune tolerance, the basis of transplantation.

Australia·Medicine · BiologyNobel

Werner Heisenberg

1901 – 1976

The uncertainty principle.

Germany·PhysicsNobel

Barbara McClintock

1902 – 1992

Discovered jumping genes decades before the field caught up.

United States·BiologyNobel

Hideki Yukawa

1907 – 1981

Predicted the meson and the nuclear strong force.

Japan·PhysicsNobel

Rachel Carson

1907 – 1964

Silent Spring launched the environmental movement and got DDT banned.

United States·Biology · Literature

Rita Levi-Montalcini

1909 – 2012

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

Italy·Medicine · BiologyNobel

Subrahmanyan Chandrasekhar

1910 – 1995

Worked out at nineteen why some stars must collapse into black holes.

India·Astronomy · Physics · MathematicsNobelFull profile

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

Maurice Wilkins

1916 – 2004

Shared the DNA structure Nobel.

New Zealand·Biology · PhysicsNobel

Richard Feynman

1918 – 1988

QED, nanotechnology's founding lecture, and the Challenger diagnosis.

United States·PhysicsNobel

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

Marie Tharp

1920 – 2006

Mapped the ocean floor and proved continental drift.

United States·Biology · Astronomy

Abdus Salam

1926 – 1996

Unified the electromagnetic and weak forces; first Muslim science laureate.

Pakistan·PhysicsNobel

César Milstein

1927 – 2002

Monoclonal antibodies — now a $200bn class of medicines.

Argentina·Medicine · ChemistryNobel

Alan MacDiarmid

1927 – 2007

Conductive polymers — flexible screens and printed electronics.

New Zealand·ChemistryNobel

Peter Higgs

1929 – 2024

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

United Kingdom·PhysicsNobel

Tu Youyou

b. 1930

Extracted artemisinin from ancient texts; millions of malaria deaths averted.

China·Medicine · ChemistryNobel

Ada Yonath

b. 1939

Mapped the ribosome, the cell's protein factory and antibiotic target.

Israel·Chemistry · BiologyNobel

Wangari Maathai

1940 – 2011

Green Belt Movement founder; 51 million trees and a democracy campaign.

Kenya·Peace · BiologyNobel

Stephen Hawking

1942 – 2018

Hawking radiation and A Brief History of Time.

United Kingdom·Physics · Astronomy

Mario Molina

1943 – 2020

Proved CFCs destroy ozone; his work produced the Montreal Protocol.

Mexico·ChemistryNobel

Ahmed Zewail

1946 – 2016

Founded femtochemistry, filming chemical bonds as they break.

Egypt·ChemistryNobel

Jeffrey Bland

b. 1946

Coined and codified functional medicine; founded the Institute for Functional Medicine in 1991.

United States·Functional Medicine · Nutrition · Chemistry

Candace Pert

1946 – 2013

Discovered the opiate receptor and argued the body is a single emotional-molecular network.

United States·Neuroscience · Integrative Medicine

Elizabeth Blackburn

b. 1948

Discovered telomerase, central to ageing and cancer research.

Australia·Medicine · BiologyNobel

David Perlmutter

b. 1954

Neurologist who put diet, glycemia and the microbiome at the centre of brain health.

United States·Functional Medicine · Neuroscience

Katalin Karikó

b. 1955

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

Hungary·Medicine · Biology · ChemistryNobelFull profile

Mia Couto

b. 1955

Biologist-novelist who reinvented Portuguese in Mozambican terms.

Mozambique·Literature · Biology

Shinya Yamanaka

b. 1962

Reprogrammed adult cells into stem cells, remaking regenerative medicine.

Japan·Medicine · BiologyNobel

Jennifer Doudna

b. 1964

CRISPR gene editing, now in approved sickle-cell therapy.

United States·Chemistry · BiologyNobel