Scientist Timeline

Scientist and stuff


Isaac Newton

1642 - 1727

Discovered gravity

John Dalton

1766 - 1844

This guy is known for developing the modern atomic theory .

Edward Teller

1908 - 2003

Edward Teller made contributions to nuclear and molecular physics to the Hydrogen Bomb.

James Watson


Best known for the co discoverer of DNA structure.

Neil Armstrong

1969 - 2012

US Apollo astronauts walk on the moon

More Scientific Events

Father of Geometry

323 BC - 283

Euclid of Alexandriais referred to as the Father of Geometry

laws of planetary motion

1571 - 1630

Johannes Kepler ,a key figure in the 17th century scientific revolution, he is best known for his eponymous laws of planetary motion,also provided Issac Newton the foundation of his gravity theory.

first version of the peridic table of elements.

1834 - 1907

Dmitri Mendeleev was a russian chemist and created the first version of the peridic table of elements.

Existence of isotopes of certain radioactive elements

1877 - 1956

Frederick Soddy proved the existence of isotopes of certain radioactive elements


1881 - 1955

Alexander Fleming is best-known discoveries are the enzyme lysozyme in 1923 and the antibiotic substance penicillin

Medical Scientist

William Harvey

1578 - 1657

He discovered that blood circulates through the body, and that the heart is responsible for pumping blood.

Edward Jenner

1796 - 1823

Edward Jenner develops the process of vaccination for smallpox, the first vaccine for any disease

William Morton


First to publish the process of using anesthetic properties of nitrous oxide.

Frederick Banting

1891 - 1941

Frederick Banting and his colleagues discover the hormone insulin, which helps balance blood sugar levels in diabetes patients.

Gerhard Domagk

1895 - 1964

Gerhard Domagk discovers that Prontosil, an orange-red dye, cures infections caused by the common bacteria streptococci.

More medical discoveries

Small Pox


Rhazes, a Persian Phisician founded small pox.



Zacharrius Jannsson invented the microscope.

Germ Theory


Louis Pasteur found that certain microbes are disease-causing agents.



REne Laennec made the Stethoscope

The Human Retrovirus HIV


Robert Gallo discover a new retrovirus later dubbed HIV (human immunodeficiency virus), and identify it as the causative agent of AIDS


Wars of Alexander the Great

334 BC - 323

He was born during this time

Russo- Crimean War


Johannes Kepler was born during this war.

First English Civil War

1642 - 1646

Isaac Newton was born during this war.

French Revolution

1789 - 1799

Edward Jenner was born during this time.

Comanche - Mexico War

1821 - 1848

John Dalton died during this war.

Comanche Campaign

1867 - 1875

Dmitri Mendeleev first created the periodic table during this time.

The Great Sioux War

1876 - 1877

Frederick Soddy was born at the end of this war.

Russian Civil War

1917 - 1923

Alexander Fleming created Penicillin during the end of this war.

Korean War

1950 - 1953

Edward Teller made his contributions to the Hydrogen Bomb and was first tested in 1951.

Vietnam War

1955 - 1975

First man to walk on the moon in 1969.