THE HISTORY OF SCIENCE · BIRTHDAYS

May 2026 Scientists’ Birthdays

31 days · 54 scientists · Nobel laureates marked with ★
Explore the calendarChoose a scientist to jump to their biography.
Historical influence · 9 levelsSelect a color to show only scientists at that influence level. Select it again, or All levels, to restore the full calendar. Rankings are editorial assessments.

Connecting Physics Nobel laureates to the calendar and their Nobel lectures (internet required)…

The scientists behind the discoveries

Explore the people, ideas, and discoveries that shaped modern science.

Further verification: NobelPrize.org · Today in Science History · MacTutor History of Mathematics.

May 1, 1852

★ Santiago Ramón y Cajal

Neuroscience · Historical influence: 6/7

Demonstrated the cellular organization of the nervous system and established the neuron doctrine through detailed anatomical observations.

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May 1, 1881

Pierre Teilhard de Chardin

Paleontology · Historical influence: 2/7

Combined paleontological research on human origins with a speculative philosophical account of evolution.

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May 2, 1602

Athanasius Kircher

Natural philosophy · Historical influence: 3/7

Published encyclopedic studies of optics, magnetism, geology and languages, reflecting the experimental interests of early modern science.

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May 2, 1860

D’Arcy Wentworth Thompson

Mathematical biology · Historical influence: 4/7

Explored mathematical laws and physical constraints behind biological shapes in On Growth and Form.

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May 3, 1892

★ George Paget Thomson

Physics · Historical influence: 5/7

Demonstrated electron diffraction and the wave character of matter, winning the 1937 Nobel Prize in Physics.

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May 3, 1933

★ Steven Weinberg

Theoretical physics · Historical influence: 6/7

Helped formulate electroweak unification, establishing a central part of the Standard Model; Nobel Physics 1979.

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May 3, 1956

Carlo Rovelli

Theoretical physics · Historical influence: 4/7

Developed approaches to loop quantum gravity and relational interpretations of quantum mechanics.

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May 4, 1825

Thomas Henry Huxley

Evolutionary biology · Historical influence: 4/7

Defended Darwinian evolution and made influential comparative-anatomy studies of vertebrates.

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May 5, 1921

★ Arthur Leonard Schawlow

Laser physics · Historical influence: 5/7

Co-developed theoretical foundations for optical masers and advances in laser spectroscopy; Nobel Physics 1981.

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May 6, 1856

Sigmund Freud

Neurology and psychology · Historical influence: 3/7

Developed psychoanalysis, a historically influential but scientifically disputed school of psychological thought.

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May 6, 1871

★ Victor Grignard

Chemistry · Historical influence: 5/7

Developed organomagnesium Grignard reagents that transformed carbon–carbon bond formation in organic synthesis; Nobel Chemistry 1912.

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May 6, 1916

Robert Henry Dicke

Gravitation and experimental physics · Historical influence: 6/9

Developed precision experimental methods, contributed to the Brans–Dicke theory of gravitation, and helped inspire modern observational tests of cosmology.

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May 7, 1713

Alexis Clairaut

Mathematics and astronomy · Historical influence: 5/7

Advanced celestial mechanics and investigated planetary perturbations, Earth’s shape and the three-body problem.

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May 7, 1711

David Hume

Philosophy of science · Historical influence: 4/7

Analyzed causation and induction, raising influential questions about the justification of scientific inference.

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May 8, 1828

Henry Dunant

Humanitarian reform · Historical influence: 2/7

Inspired the Red Cross and the Geneva Conventions, shaping humanitarian practice rather than a scientific discipline.

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May 9, 1874

Howard Carter

Archaeology · Historical influence: 3/7

Led the discovery and excavation of Tutankhamun’s tomb, providing exceptionally rich evidence about ancient Egypt.

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May 10, 1788

Augustin-Jean Fresnel

Optics · Historical influence: 6/7

Established mathematical wave optics and explained light interference, diffraction and polarization.

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May 10, 1930

★ George E. Smith

Applied physics · Historical influence: 4/7

Co-invented the charge-coupled device, a key technology for digital imaging; Nobel Physics 2009.

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May 11, 1918

★ Richard Feynman

Theoretical physics · Historical influence: 8/9

Reformulated quantum electrodynamics with path integrals and diagrammatic methods; Nobel Physics 1965.

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May 11, 1930

Edsger W. Dijkstra

Computer science · Historical influence: 5/7

Created influential algorithms and pioneered structured programming and methods for reasoning about software correctness.

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May 11, 1923

Eugenio Calabi

Mathematics · Historical influence: 4/7

Made pioneering contributions to differential geometry and proposed the Calabi conjecture.

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May 12, 1910

★ Dorothy Crowfoot Hodgkin

Structural chemistry · Historical influence: 5/7

Used X-ray crystallography to determine molecular structures including penicillin and vitamin B12; Nobel Chemistry 1964.

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May 12, 1820

Florence Nightingale

Statistics and public health · Historical influence: 5/7

Used hospital mortality data and statistical graphics to advance sanitation and evidence-based nursing practice.

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May 13, 1753

Lazare Carnot

Mathematics and engineering · Historical influence: 4/7

Contributed to mechanical theory, engineering and the organization of scientific education in revolutionary France.

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May 13, 1888

Inge Lehmann

Seismology · Historical influence: 5/7

Inferred Earth’s solid inner core from the propagation of seismic waves.

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May 14, 1832

Rudolf Lipschitz

Mathematics · Historical influence: 4/7

Developed mathematical results including the Lipschitz continuity condition used in differential equations and analysis.

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May 15, 1859

★ Pierre Curie

Physics · Historical influence: 6/7

Studied piezoelectricity, magnetism and radioactivity and shared the 1903 Nobel Prize in Physics.

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May 15, 1951

★ Frank Wilczek

Theoretical physics · Historical influence: 5/7

Co-discovered asymptotic freedom in quantum chromodynamics; Nobel Physics 2004.

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May 16, 1718

Maria Gaetana Agnesi

Mathematics · Historical influence: 5/7

Wrote a major systematic exposition of calculus, helping disseminate advanced mathematics in eighteenth-century Europe.

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May 17, 1749

Edward Jenner

Medicine · Historical influence: 6/7

Developed and publicized smallpox vaccination, helping establish preventive immunization.

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May 18, 1711

Roger Joseph Boscovich

Physics and mathematics · Historical influence: 5/7

Proposed a unified point-particle theory of forces and contributed to astronomy, geodesy and optics.

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May 18, 1872

Bertrand Russell

Mathematical logic · Historical influence: 5/7

Co-authored Principia Mathematica and transformed modern logic and the philosophical foundations of mathematics.

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May 18, 1850

Oliver Heaviside

Physics and electrical engineering · Historical influence: 6/7

Recast Maxwell’s electromagnetic theory into the compact vector equations used today. He developed operational calculus, studied transmission-line propagation, introduced the concepts of impedance and inductance in practical electrical analysis, and predicted a conducting atmospheric layer important for radio waves.

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May 19, 1914

★ Max Perutz

Molecular biology · Historical influence: 5/7

Solved hemoglobin’s three-dimensional structure using X-ray crystallography; Nobel Chemistry 1962.

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May 20, 1913

William Hewlett

Electrical engineering · Historical influence: 3/7

Co-founded Hewlett-Packard and helped develop electronic test instrumentation.

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May 20, 1945

★ Anton Zeilinger

Quantum physics · Quantum information · Historical influence: 6/9

Austrian experimental physicist who performed landmark experiments on quantum entanglement, including long-distance entangled-photon experiments and quantum teleportation. His work established essential foundations for quantum information science. Awarded the 2022 Nobel Prize in Physics with Alain Aspect and John Clauser.

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May 21, 1792

Gaspard-Gustave de Coriolis

Mechanics · Historical influence: 5/7

Formulated rotating-frame dynamics including the apparent inertial force that bears his name.

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May 21, 1921

Andrei Sakharov

Theoretical physics · Historical influence: 5/7

Contributed to nuclear physics, cosmology and early ideas about matter–antimatter asymmetry; also known for human-rights advocacy.

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May 21, 1799

Mary Anning

Paleontology · Historical influence: 5/7

Discovered and analyzed major marine reptile fossils, advancing the understanding of prehistoric life.

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May 22, 1954

★ Shuji Nakamura

Applied physics · Historical influence: 5/7

Developed high-efficiency blue light-emitting diodes, enabling white LED lighting; Nobel Physics 2014.

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May 23, 1707

Carl Linnaeus

Biology and taxonomy · Historical influence: 7/7

Established the binomial system of naming species and a durable framework for biological classification.

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May 23, 1908

★ John Bardeen

Solid-state physics · Historical influence: 7/7

Co-invented the transistor and co-developed BCS theory of superconductivity; the only two-time Nobel laureate in Physics.

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May 23, 1917

Edward Lorenz

Meteorology · Historical influence: 6/7

Discovered deterministic chaos in simplified atmospheric models, exposing limits of long-term weather prediction.

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May 24, 1544

William Gilbert

Physics and magnetism · Historical influence: 5/7

Investigated electricity and magnetism experimentally and argued that Earth behaves as a giant magnet.

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May 24, 1686

Daniel Gabriel Fahrenheit

Instrumentation · Historical influence: 4/7

Developed improved thermometers and the Fahrenheit temperature scale, advancing precision measurement.

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May 24, 1906

Harry Hammond Hess

Geophysics · Historical influence: 5/7

Proposed seafloor spreading, an essential step toward the theory of plate tectonics.

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May 25, 1865

★ Pieter Zeeman

Physics · Historical influence: 5/7

Discovered magnetic-field splitting of spectral lines, providing evidence about atomic structure; Nobel Physics 1902.

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May 25, 1921

★ Jack Steinberger

Particle physics · Historical influence: 4/7

Contributed to the discovery of the muon neutrino; Nobel Physics 1988.

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May 26, 1667

Abraham de Moivre

Mathematics · Historical influence: 5/7

Advanced probability theory and complex-number methods, including the celebrated de Moivre formula.

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May 27, 1897

★ John Cockcroft

Nuclear physics · Historical influence: 5/7

With Ernest Walton achieved pioneering artificial nuclear transmutation using accelerated protons; Nobel Physics 1951.

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May 27, 1959

★ Donna Strickland

Laser physics · Historical influence: 4/7

Co-developed chirped pulse amplification for ultrashort high-intensity lasers; Nobel Physics 2018.

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May 28, 1930

Frank Drake

Radio astronomy · Historical influence: 4/7

Pioneered radio searches for extraterrestrial intelligence and formulated the Drake equation.

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May 29, 1929

★ Peter Higgs

Theoretical physics · Historical influence: 6/7

Proposed the mechanism that gives elementary particles mass within electroweak theory; Nobel Physics 2013.

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May 30, 1908

★ Hannes Alfvén

Plasma physics · Historical influence: 6/7

Founded magnetohydrodynamics, describing the interaction of conducting fluids with magnetic fields; Nobel Physics 1970.

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May 31, 1931

★ John Robert Schrieffer

Condensed matter physics · Historical influence: 5/7

Co-developed the BCS microscopic theory of superconductivity; Nobel Physics 1972.

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May 31, 1912

Chien-Shiung Wu

Experimental physics · Historical influence: 6/7

Led the landmark beta-decay experiment that demonstrated parity violation in weak interactions.

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May 31, 1852

Julius Richard Petri

Microbiology · Historical influence: 3/7

Introduced the Petri dish for cultivating microorganisms under controlled laboratory conditions.

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Historical dating · Birth dates from before the adoption of the Gregorian calendar may differ by Old Style and New Style conventions. Importance ratings are editorial estimates of historical scientific influence, not objective measures. ★ denotes a Nobel Prize laureate (including the Nobel Memorial Prize in Economic Sciences only where marked separately).