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Science in History

Explore 207 historical moments related to science — from pivotal breakthroughs to world-changing events.

📅 15th Century(1)

📅 16th Century(2)

📅 17th Century(2)

📅 18th Century(2)

📅 19th Century(5)

📅 20th Century(68)

First successful airplane flight

The Wright brothers achieved the first sustained flight of a powered, heavier-than-air aircraft.

December 17
1903

Insulin becomes widely available for diabetics

Commercial production of insulin expands, marking a turning point in the treatment of diabetes during the early 1920s.

April 15
1923

Noam Chomsky born

American linguist and intellectual Noam Chomsky is born in Philadelphia. He revolutionizes the field of linguistics.

December 7
1928

Guglielmo Marconi dies

Italian inventor Guglielmo Marconi, pioneer of long-distance radio transmission, dies in Rome at age 63.

July 20
1937

Einstein-Szilard letter

Leo Szilard penned a letter, signed by Albert Einstein and addressed to President Roosevelt, warning of Germany's potential development of atomic bombs.

August 2
1939

Atomic bombing of Hiroshima

The United States drops the atomic bomb 'Little Boy' on Hiroshima, Japan, killing an estimated 80,000 people instantly.

August 6
1945

Manchester Baby Runs First Program

The Manchester Baby, the world's first stored-program computer, successfully ran its first program.

June 21
1948

Klaus Fuchs convicted

German-British physicist Klaus Fuchs was convicted of supplying information from the Manhattan Project to the Soviet Union.

March 1
1950

Jonas Salk announces polio vaccine

American virologist Jonas Salk announces that he has successfully tested a vaccine against poliomyelitis on a small group of children.

March 26
1953

Meteorite Injury in Sylacauga, Alabama

A meteorite crashed through a roof in Sylacauga, Alabama, and hit a sleeping woman. This was the first verified case of a human being injured by an extraterrestrial object.

November 30
1954

Sputnik 1 is launched

The Soviet Union launches Sputnik 1, the first artificial satellite, beginning the Space Age.

October 4
1957

Sputnik 2 launched with Laika

The Soviet Union launched Sputnik 2, carrying the space dog Laika. This marked the first living creature to enter orbit around Earth.

November 3
1957

Richard Feynman's Nanotechnology Speech

American physicist Richard Feynman gave a speech entitled "There's Plenty of Room at the Bottom" at Caltech. The speech is considered a precursor to the field of nanotechnology.

December 29
1959

Carl Jung dies

Swiss psychiatrist Carl Jung, founder of analytical psychology, dies at age 85 in Küsnacht, Switzerland.

June 6
1961

First Human in Space

Soviet cosmonaut Yuri Gagarin becomes the first human to journey into outer space. He completed one orbit of Earth aboard the Vostok 1 spacecraft.

April 12
1961

First LED Demonstration

Nick Holonyak, an engineer for General Electric, gave the first public demonstration of a light-emitting diode.

October 9
1962

First Woman in Space

Aboard Vostok 6, Soviet cosmonaut Valentina Tereshkova became the first woman in space on June 16, 1963.

June 16
1963

First Cat in Space

The first cat in space, later known as Félicette, was launched aboard a French Véronique rocket. This mission was part of France's early space program.

October 18
1963

First Human Cryopreservation

Seventy-three-year-old psychology professor James Bedford became the first person to be cryonically preserved. The preservation was done with the intent of future resuscitation.

January 12
1967

Venera 4 Analyzes Venus

The Soviet space probe Venera 4 became the first spacecraft to perform direct in situ analysis of the environment of another planet. It transmitted data from Venus's atmosphere.

October 18
1967

Discovery of Pulsar PSR B1919+21

Jocelyn Bell Burnell noticed unusual data from a radio telescope on November 28, 1967, which led to the discovery of the first known pulsar, PSR B1919+21.

November 28
1967

Apollo 11 Moon landing

NASA astronauts Neil Armstrong and Buzz Aldrin become the first humans to walk on the Moon, fulfilling President Kennedy's vision.

July 20
1969

Venera 7 lands on Venus

The Soviet spacecraft Venera 7 touched down on the surface of Venus. This marked the first successful landing of a spacecraft on another planet.

December 15
1970

Prospero, the first British satellite, launched

Prospero, the first British satellite launched on a British rocket, lifted off from Launch Area 5B in Woomera, South Australia.

October 28
1971

President Nixon announces the space shuttle program

U.S. President Richard Nixon approves development of the reusable space shuttle system, shaping NASA's next era of human spaceflight.

January 5
1972

Apollo 17 launches

Apollo 17 launches from Kennedy Space Center, becoming the last crewed mission to the Moon in the 20th century.

December 7
1972

Peking Man fossils discovered

Fossils of Peking Man, an early human ancestor, were discovered near Beijing, China.

March 29
1974

Launch of Aryabhata Satellite

India's first satellite, Aryabhata, was launched on April 18, 1975. The launch took place from Kapustin Yar in the Soviet Union.

April 18
1975

Viking 1 lands on Mars

NASA's Viking 1 spacecraft becomes the first successful mission to land on Mars and operate on its surface, returning images and scientific data.

July 20
1976

Uranus ring system discovered

Astronomers using NASA's Kuiper Airborne Observatory discovered a faint ring system around Uranus.

March 10
1977

Wow! Signal Received

The Big Ear radio telescope at Ohio State University received a strong, apparently extraterrestrial radio signal known as the Wow! signal.

August 15
1977

NASA launches Voyager 1

NASA launched the space probe Voyager 1, currently the farthest spacecraft from Earth. It was launched from Cape Canaveral Air Force Station.

September 5
1977

Death of Kurt Gödel

Austrian logician Kurt Gödel died of starvation after his wife, who he feared would poison him, was hospitalized.

January 14
1978

First Non-US/Soviet Cosmonaut in Space

As a cosmonaut on Soyuz 28, Vladimír Remek became the first person from outside the Soviet Union or the United States to go into space.

March 2
1978

Volcanoes on Io Confirmed

Images taken by Voyager 1 on March 8, 1979, proved the existence of volcanoes on Io, a moon of Jupiter.

March 8
1979

Tumaco earthquake and tsunami

A magnitude-8.2 earthquake struck just off the shore of Tumaco, Colombia, causing at least 300 deaths, mostly by the resulting tsunami.

December 12
1979

First flight of F-117 Nighthawk

The Lockheed F-117 Nighthawk, the first operational aircraft designed for stealth technology, made its maiden flight.

June 18
1981

Pioneer 10 Leaves Planetary Proximity

Pioneer 10 passed the orbit of Neptune, becoming the first man-made object to venture beyond the proximity of the major planets in the Solar System.

June 13
1983

Sally Ride becomes first American woman in space

Aboard Space Shuttle Challenger, astronaut Sally Ride became the first American woman and third person overall in space.

June 18
1983

Space Shuttle Discovery Maiden Voyage

Discovery, the third orbiter of NASA's Space Shuttle program, lifted off on its maiden voyage from Kennedy Space Center, Florida.

August 30
1984

First American woman space walk

Aboard the Space Shuttle Challenger, astronaut Kathryn D. Sullivan became the first American woman to perform a space walk.

October 11
1984

Hurricane Elena Makes Landfall

Hurricane Elena, an unpredictable and damaging tropical cyclone, made landfall near Biloxi, Mississippi, as a Category 3 major hurricane.

September 2
1985

Windows 1.0 Released

Microsoft released Windows 1.0, the first public version of its graphical operating environment, on November 20, 1985. This marked a significant step in the development of personal computing.

November 20
1985

Chernobyl disaster

The Chernobyl nuclear power plant suffered a catastrophic accident, leading to widespread radioactive contamination and long-term health and environmental consequences.

April 26
1986

Lake Nyos limnic eruption

A limnic eruption of Lake Nyos in Cameroon released a cloud of carbon dioxide, suffocating 1,746 people and 3,500 livestock.

August 21
1986

SN 1987A Supernova Observed

SN 1987A, the first supernova studied in detail by modern astronomers, was observed from Earth. It occurred in the Large Magellanic Cloud.

February 23
1987

Voyager 2 Confirms Neptune's Rings

On August 25, 1989, the NASA spacecraft Voyager 2 made its closest approach to Neptune and provided definitive proof of the planet's rings.

August 25
1989

Hubble Space Telescope launch

The Hubble Space Telescope was launched into orbit aboard the Space Shuttle Discovery as part of the STS-31 mission.

April 24
1990

Discovery of 'Sue' the T. rex Skeleton

Near Faith, South Dakota, paleontologist Sue Hendrickson discovered one of the most complete Tyrannosaurus rex skeletons on August 12, 1990. The skeleton was nicknamed 'Sue'.

August 12
1990

Discovery of first exoplanets

Radio astronomers Aleksander Wolszczan and Dale Frail announced the discovery of two exoplanets orbiting pulsar PSR B1257+12. This marked the first confirmed detection of planets outside our solar system.

January 9
1992

Nicaragua Earthquake

An earthquake registering 7.7 Mw off the coast of Nicaragua became the first tsunami earthquake to be captured on modern broadband seismic networks.

September 2
1992

Galileo Spacecraft Flies by Asteroid Ida

The NASA spacecraft Galileo passed by the asteroid 243 Ida, capturing the first known images of an asteroid moon.

August 28
1993

Comet Shoemaker–Levy 9 Impacts Jupiter

Fragments of Comet Shoemaker–Levy 9 began colliding with the planet Jupiter. The first impact caused a fireball reaching a peak temperature of 24,000 kelvin.

July 16
1994

Mir EO-19 Returns to Earth

Mir EO-19, the first expedition to the Russian space station Mir launched on an American Space Shuttle, returned to Earth after approximately 75 days in space.

September 11
1995

Galileo spacecraft arrives at Jupiter

The Galileo spacecraft arrived at Jupiter, a little more than six years after it was launched. It was launched by Space Shuttle Atlantis during Mission STS-34.

December 7
1995

Discovery of Top Quark Announced

Researchers at Fermilab in Illinois announced the discovery of the top quark, the most massive of all observed elementary particles.

March 2
1995

Valeri Polyakov Returns from Mir

Russian cosmonaut Valeri Polyakov returned from the Mir space station after 437 days. He set a new record for the longest spaceflight in history.

March 22
1995

Comet Hale–Bopp discovered

Comet Hale–Bopp, one of the most widely observed comets of the 20th century, was independently discovered by astronomers Alan Hale and Thomas Bopp.

July 23
1995

First exoplanet discovered

Astronomers Michel Mayor and Didier Queloz reported the discovery of a planet orbiting 51 Pegasi as the first known exoplanet around a main-sequence star.

October 6
1995

Copernicium First Created

Researchers at the GSI Helmholtz Centre for Heavy Ion Research in Darmstadt, Germany, successfully created the chemical element copernicium. This marked a significant achievement in scientific discovery.

February 9
1996

Mars Global Surveyor Launched

NASA launched the Mars Global Surveyor from the Kennedy Space Center at Cape Canaveral, Florida.

November 7
1996

Comet Hale–Bopp Closest Approach

Comet Hale–Bopp reached its closest approach to Earth at a distance of 1.315 AU. This celestial event was a significant astronomical observation.

March 22
1997

Maldacena publishes AdS/CFT correspondence paper

Argentinian physicist Juan Maldacena published a landmark paper initiating the study of AdS/CFT correspondence. This work links string theory and quantum gravity.

January 1
1998

John Glenn Returns to Space

At 77 years old, former astronaut John Glenn returned to space aboard the Space Shuttle Discovery on the STS-95 mission.

October 29
1998

World population reaches 6 billion

The United Nations designates October 12, 1999 as the day the world population reaches six billion people.

October 12
1999

Fastest Winds Recorded

The fastest winds on Earth were measured at 143.6 m/s (321 mph) in a tornado near Bridge Creek, Oklahoma.

May 3
1999

Mars Polar Lander lost by NASA

NASA lost contact with the Mars Polar Lander spacecraft just before it was scheduled to enter Mars' atmosphere. The lander subsequently disappeared, marking a significant loss in space exploration efforts.

December 3
1999

Expedition 1 arrives at International Space Station

As members of Expedition 1, American astronaut William Shepherd and Russian cosmonauts Sergei Krikalev and Yuri Gidzenko became the first resident crew to arrive at the International Space Station.

November 2
2000

📅 21th Century(127)

NEAR Shoemaker lands on Eros

The NASA space probe NEAR Shoemaker touched down on Eros, becoming the first spacecraft to land on an asteroid.

February 12
2001

2001 Mars Odyssey Launch

NASA's 2001 Mars Odyssey, the longest-surviving continually active spacecraft in orbit around a planet other than Earth, launched from Cape Canaveral.

April 7
2001

First exoplanet atmosphere measured

Astronomers announced the detection of sodium in the atmosphere of the extrasolar planet HD 209458 b. This marked the first time an exoplanet atmosphere was measured.

November 27
2001

Clonaid claims first human clone

The human-cloning company Clonaid claimed to have performed the first reproductive cloning of a human. However, they provided no evidence to support this assertion.

December 27
2002

Discovery of 208996 Achlys

The trans-Neptunian object 208996 Achlys was discovered at Palomar Observatory, California.

January 13
2003

Pioneer 10 Final Signal

The final signal was detected from the NASA space probe Pioneer 10, then about 12 billion kilometres from Earth.

January 23
2003

Discovery of Sedna

Astronomers Michael E. Brown, Chad Trujillo, and David L. Rabinowitz discovered the trans-Neptunian object Sedna.

November 14
2003

Stardust spacecraft collects material from comet Wild 2

NASA's Stardust mission gathers dust grains from comet Wild 2, later providing scientists with valuable evidence about the early solar system.

January 2
2004

Spirit Rover Lands on Mars

Spirit, the first of two rovers of NASA's Mars Exploration Rover mission, successfully landed on Mars.

January 4
2004

Mars Exploration Rover Opportunity lands on Mars

The Mars Exploration Rover Opportunity landed on Mars and rolled into Eagle crater on the Meridiani Planum.

January 25
2004

Dwarf Planet Eris Discovered

The dwarf planet Eris was discovered by a team using images from the Samuel Oschin telescope at Palomar Observatory.

January 5
2005

Corrupted Blood Incident

A software bug caused a simulated pandemic in the online video game World of Warcraft, serving as a model for epidemiologists to understand how human interaction influences disease outbreaks.

September 13
2005

Discovery of Pluto's Moons Nix and Hydra Announced

The discovery of the Plutonian moons Nix and Hydra was announced, based on Hubble Space Telescope photographs.

October 31
2005

Discovery of OGLE-2005-BLG-390Lb

Three independent observing campaigns announced the discovery of OGLE-2005-BLG-390Lb, a super-Earth exoplanet. It is located 21,500 ± 3,300 light-years away from Earth near the center of the Milky Way.

January 25
2006

Mars Reconnaissance Orbiter enters orbit

NASA's Mars Reconnaissance Orbiter reached and entered orbit around Mars.

March 10
2006

An Inconvenient Truth released

The documentary film 'An Inconvenient Truth,' which raised global awareness of climate change and energized the environmental movement, was released.

May 24
2006

Grigori Perelman awarded Fields Medal

Grigori Perelman was awarded the Fields Medal for his proof of the Poincaré conjecture but refused to accept it.

August 22
2006

Pluto reclassified as a dwarf planet

The International Astronomical Union passed a resolution redefining the term planet. Pluto was subsequently classified as a dwarf planet.

August 24
2006

Comet McNaught Reaches Perihelion

Comet McNaught reached perihelion, becoming the brightest comet in over 40 years. It had an apparent magnitude of −5.5.

January 12
2007

Niigata Earthquake and Nuclear Leak

An earthquake of magnitude Mw6.6 struck Niigata Prefecture, Japan. It caused a leak of radioactive gases from the Kashiwazaki-Kariwa Nuclear Power Plant.

July 16
2007

GRB 080319B Observed

The gamma-ray burst GRB 080319B, the farthest object from Earth that was observable by the naked eye, was observed.

March 19
2008

Farthest Naked-Eye Event Observed

The gamma-ray burst GRB 080319B was observed, setting a record for the farthest event from Earth observable with the naked eye.

March 19
2008

Chaitén volcano eruption

The Chaitén volcano in Chile began to erupt on May 2, 2008. This was its first eruption since approximately 1640.

May 2
2008

MESSENGER discovers Rembrandt crater on Mercury

The MESSENGER probe discovered Mercury's Rembrandt crater, the second largest impact crater on the planet.

October 6
2008

2008 TC3 Asteroid Impact

2008 TC3 exploded above the Nubian Desert in Sudan, the first time an asteroid impact was predicted prior to atmospheric entry.

October 7
2008

GRB 090423 Detected

The gamma-ray burst GRB 090423 was detected coming from the most distant astronomical object of any kind known at the time.

April 23
2009

Kepler Space Telescope Launched

The Kepler space telescope, designed to discover Earth-like planets orbiting other stars, was launched.

March 7
2009

Climatic Research Unit hacking

Servers at the University of East Anglia's Climatic Research Unit were hacked, and thousands of emails and files on climate change were stolen.

November 17
2009

Assassination of Massoud Ali-Mohammadi

Iranian physicist Massoud Ali-Mohammadi was assassinated while leaving his home for the University of Tehran. He was a professor at the university.

January 12
2010

Neanderthal Genome Draft Published

A draft sequence of the Neanderthal genome was published. It demonstrated that modern humans have Neanderthal ancestors.

May 7
2010

IKAROS Spacecraft Flies by Venus

The Japanese spacecraft IKAROS successfully flew by Venus, demonstrating solar-sail technology. The mission objective was met.

December 8
2010

Tōhoku earthquake and tsunami

A magnitude 9.1 earthquake off the Pacific coast of Japan triggers a devastating tsunami and the Fukushima nuclear disaster.

March 11
2011

Hottest white dwarf documented

Astronomers documented H1504+65, a white dwarf with the hottest known surface temperature of 200,000 kelvins, on January 27, 2011.

January 27
2011

NASA launches Juno probe

NASA launched the Juno probe to Jupiter as part of the New Frontiers program. The spacecraft is designed to study Jupiter's composition, gravity field, magnetic field, and polar magnetosphere.

August 5
2011

Mars Science Laboratory Launch

NASA launched the Mars Science Laboratory mission from Cape Canaveral, carrying the Curiosity rover on board.

November 26
2011

Felix Baumgartner's Stratospheric Jump

Felix Baumgartner became the first person to break the sound barrier without vehicular power by jumping from the stratosphere.

October 14
2012

First Chinese Woman in Space

Liu Yang, a member of the Shenzhou 9 crew, became the first Chinese woman in space on June 16, 2012.

June 16
2012

Voyager 1 Enters Interstellar Space

On August 25, 2012, the NASA space probe Voyager 1 became the first man-made object to enter interstellar space.

August 25
2012

Chelyabinsk Meteor Explosion

A meteor exploded over Chelyabinsk Oblast, Russia, producing a shock wave that injured about 1,500 people.

February 15
2013

IAU names Pluto moons

The International Astronomical Union announced that the fourth and fifth moons of Pluto to be discovered would be named Kerberos and Styx, respectively.

July 2
2013

Aceh earthquake

A Mw 6.1 strike-slip earthquake in the Indonesian province of Aceh killed at least 35 people and injured 276 others.

July 2
2013

Cassini's "Wave at Saturn"

The NASA spacecraft Cassini took a photograph of Saturn with Earth in the distance, inviting people to "wave at Saturn".

July 19
2013

ISRO launches Mars Orbiter Mission

The Indian Space Research Organisation launched the Mars Orbiter Mission, India's first interplanetary probe.

November 5
2013

Gaia spacecraft launched

The European Space Agency's spacecraft Gaia was launched with the goal of constructing the largest and most precise star catalogue ever made.

December 19
2013

Happisburgh Footprints Discovery

Researchers announced the discovery of the Happisburgh footprints in Norfolk, England, the oldest known hominid footprints outside Africa.

February 7
2014

NASA discovers Kepler-186f

NASA announced the discovery of Kepler-186f, the first exoplanet with a radius similar to Earth's discovered in the habitable zone of another star.

April 17
2014

MAVEN enters Mars orbit

The NASA spacecraft MAVEN entered into orbit around Mars to study the planet's atmosphere.

September 22
2014

Philae lands on comet

The European Space Agency's lander Philae touched down on 67P/Churyumov–Gerasimenko. It became the first spacecraft to land on a comet.

November 12
2014

Akatsuki enters orbit around Venus

The JAXA space probe Akatsuki entered into orbit around Venus to study the planet's atmosphere. This occurred five years after its first attempt failed.

December 7
2015

Leo Kadanoff

Leo Kadanoff was an American physicist and academic.

October 26
2015

Sheppard Frere

Sheppard Frere was an English historian and archaeologist.

February 26
2015

Norman Farberow

American psychologist and academic. He was born in 1918.

September 10
2015

First observation of gravitational waves

Physicists of the LIGO and Virgo projects first observed gravitational waves on September 14, 2015. Their existence was predicted by Henri Poincaré in 1905.

September 14
2015

Eudóxia Maria Froehlich

Eudóxia Maria Froehlich was a Brazilian zoologist known for her research on freshwater mollusks.

September 26
2015

Gene Amdahl

Gene Amdahl, an American computer scientist, physicist, and engineer, founded the Amdahl Corporation. He was born in 1922.

November 10
2015

Richard Levins

American ecologist and geneticist, born in 1930.

January 19
2016

Lloyd Shapley

Lloyd Shapley was an American mathematician and economist, and a Nobel Prize laureate.

March 12
2016

Bill Mollison

Bill Mollison was an Australian researcher, author, and biologist.

September 24
2016

Toughie

Toughie was the last known Rabbs' fringe-limbed treefrog, a species native to Ecuador.

September 26
2016

Naming Ceremony for New Elements

A naming ceremony for the chemical elements moscovium, tennessine, and oganesson took place at the Russian Academy of Sciences in Moscow.

March 2
2017

Mark Wainberg

Canadian researcher and HIV/AIDS activist Mark Wainberg died on April 11, 2017. He was born in 1945.

April 11
2017

ʻOumuamua discovered

Canadian astronomer Robert Weryk discovered ʻOumuamua, the first known interstellar object detected passing through the Solar System.

October 19
2017

Peter Nicholls

Peter Nicholls was an Australian science fiction critic and encyclopedist.

March 6
2018

Jens Christian Skou

Jens Christian Skou was a Danish medical doctor and Nobel Prize laureate.

May 28
2018

Koko the Gorilla

Koko, a western lowland gorilla famous for her ability to use American Sign Language, has died at the age of 46.

June 19
2018

Hayabusa2 arrives at asteroid Ryugu

The Japanese space probe Hayabusa2 arrived at the asteroid Ryugu to collect samples for return to Earth.

June 27
2018

Charles Kuen Kao

Charles Kuen Kao, a Hong Kong-American-British electrical engineer and physicist, died on September 23, 2018. He was born in 1933.

September 23
2018

Stephen Hillenburg

Stephen Hillenburg was an American animator, voice actor, and marine science educator.

November 26
2018

New Horizons flies by Arrokoth

The NASA space probe New Horizons flew by the trans-Neptunian object Arrokoth. This made it the farthest object ever visited by a spacecraft.

January 1
2019

Michael Atiyah

British-Lebanese mathematician Michael Atiyah died at the age of 89. He was born in 1929.

January 11
2019

Sydney Brenner

Sydney Brenner was a South African biologist and Nobel Prize laureate.

April 5
2019

First image of a black hole released

Scientists from the Event Horizon Telescope project released the first image of the black hole at the center of the galaxy M87 on April 10, 2019.

April 10
2019

Geert Hofstede

Geert Hofstede was a Dutch social psychologist.

February 12
2020

Freeman Dyson dies

British-American theoretical physicist Freeman Dyson dies at age 96 in Princeton, New Jersey.

February 29
2020

Otto Hutter

Otto Hutter was an Austrian-born British physiologist.

November 22
2020

Katherine Johnson

Katherine Johnson was an American physicist and mathematician.

February 24
2020

Alfred Worden

American test pilot, engineer, and astronaut who flew on the Apollo 15 mission.

March 18
2020

John Horton Conway

English mathematician John Horton Conway died on April 11, 2020. He was born in 1937.

April 11
2020

Guido Münch

Guido Münch, a Mexican astronomer and astrophysicist, died on April 29, 2020. He was born in 1921.

April 29
2020

Ángela Jeria

Ángela Jeria, a Chilean archaeologist and human rights activist, died.

July 2
2020

Angelika Amon

Angelika Amon was an Austrian-American molecular and cell biologist.

October 29
2020

Peter Florjancic

Peter Florjancic was a Slovene inventor and Olympic athlete.

November 14
2020

Mohsen Fakhrizadeh assassinated

Nuclear physicist Mohsen Fakhrizadeh, regarded as the chief of Iran's nuclear program, was assassinated. He was allegedly targeted by Mossad.

November 27
2020

Mohsen Fakhrizadeh

Mohsen Fakhrizadeh, an Iranian nuclear scientist, died on November 27, 2020. He was born in 1958.

November 27
2020

Pedro Trebbau

Pedro Trebbau was a German-born Venezuelan zoologist.

January 16
2021

Nunuk Nuraini

Indonesian food scientist (born 1961) died on January 27, 2021.

January 27
2021

Lou Ottens

Lou Ottens was a Dutch engineer and inventor, known for developing the cassette tape.

March 6
2021

Glynn Lunney

Glynn Lunney, American engineer, died.

March 19
2021

Michael Collins

Michael Collins was an American astronaut and U.S. Air Force pilot, notable for his role in the Gemini and Apollo programs, including commanding Apollo 11.

April 28
2021

Oliver Gillie

Oliver Gillie, a British journalist and scientist, has died. He was born in 1937.

May 15
2021

Abdul Qadeer Khan

Abdul Qadeer Khan was a Pakistani nuclear physicist and metallurgist, often credited as the 'father' of Pakistan's nuclear weapons program.

October 10
2021

Grichka Bogdanoff

French television presenter and scientific essayist.

December 28
2021

Maarten Schmidt

Maarten Schmidt, Dutch astronomer, died on September 17, 2022. He was born in 1929.

September 17
2022

Yves Coppens

Yves Coppens was a French anthropologist.

June 22
2022

Frank Drake

Frank Drake was an American radio astronomer and astrophysicist, born in 1930.

September 2
2022

Pal Singh Purewal

Pal Singh Purewal was a Punjabi engineer, author, scholar, and teacher. He was born in 1931 or 1932.

September 22
2022

Kathleen Booth

Kathleen Booth, a British computer scientist and mathematician, has died.

September 29
2022

Jacob Ziv

Jacob Ziv was an Israeli electrical engineer who developed the LZ family of compression algorithms.

March 26
2023

Harry Markowitz

Harry Markowitz was an American Nobel laureate economist.

June 22
2023

Ian Wilmut

British embryologist. He was born in 1944.

September 10
2023

James Bjorken

James Bjorken was an American theoretical physicist known for his work on deep inelastic scattering.

August 6
2024

Jim Simons

Jim Simons was an American hedge fund manager, mathematician, and philanthropist.

May 10
2024

Philip Zimbardo

Philip Zimbardo was an American psychologist and academic.

October 14
2024

Allen J. Bard

Allen J. Bard, an American chemist, died on February 11, 2024. He was born in 1933.

February 11
2024

Thomas P. Stafford

American Air Force officer, test pilot, and NASA astronaut.

March 18
2024

Daniel Kahneman

Daniel Kahneman was an Israeli-American author, psychologist, and economist, and a Nobel Prize laureate.

March 27
2024

Peter Higgs

British physicist and Nobel Prize laureate.

April 8
2024

Death of Bengt I. Samuelsson

Bengt I. Samuelsson was a Swedish biochemist and academic, and a Nobel Prize laureate.

July 5
2024

Death of Diana Hill

Diana Hill, a New Zealand biochemist, died.

July 9
2024

Mary Gibby

Mary Gibby, a British botanist and professor, has died. She was born in 1949.

July 17
2024

Robin Warren

Robin Warren was an Australian pathologist and academic who shared the 2005 Nobel Prize in Physiology or Medicine for his work on Helicobacter pylori.

July 23
2024

Tsung-Dao Lee

Tsung-Dao Lee was a Chinese-American physicist and academic who won the Nobel Prize.

August 4
2024

Radha Charan Gupta

Radha Charan Gupta, an Indian historian of mathematics, has died. He was born in 1935.

September 5
2024

Roy Clay

Roy Clay was an American computer scientist. He was born in 1929.

September 22
2024

Andrew Schally

Andrew Schally was a Polish-American endocrinologist who won the Nobel Prize in Physiology or Medicine.

October 17
2024

Thomas E. Kurtz

Thomas E. Kurtz was an American computer scientist and educator.

November 12
2024

Jacques Roubaud

Jacques Roubaud, French poet, writer, and mathematician, has died. He was born in 1932.

December 5
2024

Ana Gligić

Serbian virologist Ana Gligić died.

January 4
2025

John D. Petersen

American chemist, educator, and academic administrator (born 1947).

September 11
2025

Jane Goodall

English primatologist.

October 1
2025

Kanzi

Bonobo known for his ability to understand and use English.

March 18
2025

Betty Webb

Death of Betty Webb, an English code breaker (born 1923).

March 31
2025

Étienne-Émile Baulieu

Étienne-Émile Baulieu was a French biochemist and endocrinologist.

May 30
2025

Tom Lehrer

Tom Lehrer, American singer, comedian, and mathematician, has died. He was born in 1928.

July 26
2025

Mark Norell

Death of Mark Norell, an American vertebrate paleontologist. He was born in 1957.

September 9
2025

Yang Chen-Ning

Yang Chen-Ning was a Chinese theoretical physicist.

October 18
2025

James Watson

American molecular biologist, geneticist, and zoologist.

November 6
2025

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Frequently Asked Questions

What are the most important science events in history?
Notable science events include: Leonardo da Vinci born (1452), Columbus uses lunar eclipse to influence Jamaican villagers (1504), Gregorian calendar is introduced in parts of Europe (1582).
How many science events are in the timeline?
Our collection includes 207 historical entries related to science, spanning centuries of human history.

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