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

26 figures

Al-Razi (Rhazes)

854 – 925

Distinguished smallpox from measles and pioneered clinical case records.

Iran·Medicine · Chemistry

Jan Baptist van Helmont

1580 – 1644

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

Belgium·Chemistry · Biology

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

Michael Faraday

1791 – 1867

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

United Kingdom·Physics · ChemistryFull profile

Louis Pasteur

1822 – 1895

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

France·Chemistry · Medicine · BiologyFull profile

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

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

Lise Meitner

1878 – 1968

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

Austria·Physics · Chemistry

Roger J. Williams

1893 – 1988

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

United States·Nutrition · Chemistry · Functional Medicine

Dorothy Hodgkin

1910 – 1994

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

United Kingdom·ChemistryNobel

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

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

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

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

Katalin Karikó

b. 1955

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

Hungary·Medicine · Biology · ChemistryNobelFull profile

Jennifer Doudna

b. 1964

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

United States·Chemistry · BiologyNobel