Thomas Savery was an English inventor. Initially interested in naval applications of engineering (he designed an early paddle-wheel), Savery then became interested in pumping machines. On July 2, 1698 he patented an early steam engine, and...

John Harrison was a self-educated English carpenter and clockmaker. He invented the marine chronometer, a long-sought after device for solving the problem of establishing the East-West position or longitude of a ship at sea, thus revolution...

James Lind was a Scottish physician. He was a pioneer of naval hygiene in the Royal Navy. By conducting the first ever clinical trial, he developed the theory that citrus fruits cured scurvy. He argued for the health benefits of better vent...

Guillaume Le Gentil was a French astronomer. He discovered what are now known as the Messier objects M32, M36 and M38, as well as the nebulosity in M8, and he was the first to catalogue the dark nebula sometimes known as Le Gentil 3 (in the...

Henry Cavendish was a British scientist noted for his discovery of hydrogen or what he called "inflammable air". He described the density of inflammable air, which formed water on combustion, in a 1766 paper "On Factitious Airs". Antoine La...

George Washington was the first, and only nonpartisan, President of the United States (1789–97), the Commander-in-Chief of the Continental Army during the American Revolutionary War, and one of the Founding Fathers of the United States. He...

Sir Frederick William Herschel was a German-born British astronomer and composer who became famous for discovering Uranus. He also discovered infrared radiation and made many other discoveries in astronomy. He played the cello besides th...

William Smellie was a Scottish master printer, naturalist, antiquary, editor and encyclopedist. At the age of 28, Smellie was hired by Colin Macfarquhar and Andrew Bell to edit the first edition of the Encyclopædia Britannica, which appeare...

François-Dominique Toussaint Louverture, also Toussaint Bréda, was a leader of the Haitian Revolution. Born in Saint-Domingue, in a long struggle for independence Toussaint led enslaved Africans and Afro-Haitians to victory over French colo...

Jean-Baptiste de la Marck, often just known as "Lamarck", was a French soldier, naturalist, academic and an early proponent of the idea that evolution occurred and proceeded in accordance with natural laws. In the modern era, Lamarck is re...

In 1795 Jean Baptiste Joseph Delambre was admitted to the Bureau des Longitudes, becoming President in 1800. In 1801 he was appointed secretary to the Académie des Sciences making him the most powerful figure in science in France. In 17...

Jenner was an English physician and pupil of John Hunter, a pioneer in comparative anatomy and morphology. Jenner's invaluable experiments, beginning in 1796 with the vaccination of eight-year-old James Phipps, proved that cowpox provided i...

The Kingdom of Great Britain was one of the leading participants in the Seven Years War which lasted between 1754 and 1763. Britain emerged from the war as the world's leading colonial power having gained a number of new territories at the...

Vice-Admiral William Bligh FRS RN was an officer of the British Royal Navy and a colonial administrator. A notorious mutiny occurred during his command of HMS Bounty in 1789; Bligh and his loyal men made a remarkable voyage to Timor, after...

The 1755 Lisbon earthquake, also known as the Great Lisbon Earthquake, took place on November 1, 1755, at around 9:40 in the morning.[1] The earthquake was followed by a tsunami and fires, which caused near-total destruction of Lisbon in Po...