Home > 1821 in science
The year 1821 in science and technology included many events, some of which are listed here.
1 Astronomy
2 Exploration
3 Geology
- Ignatz Venetz proposes his ice age theory
- Pierre BerthierPierre Berthier ( July 3, 1782 August 24, 1861) is a French geologist who discovered the properties of Bauxite in 1821 in southern France. Berthier, Pierre Berthier, Pierre Berthier, Pierre. discovers bauxiteBauxite is a naturally occurring, heterogeneous material composed primarily of one or more aluminium hydroxide minerals, plus various mixtures of silica, iron oxide, titania, aluminosilicate, and other impurities in minor or trace amounts. The principal a
- Mary AnningMary Anning ( May 21, 1799 March 9, 1847) was an early British fossil collector and paleontologist. Born in the coastal southern English village of Lyme Regis in Dorset, Mary Anning was (it is said) marked out for an unusual life at the age of 15 months. finds the first ever plesiosaurPlesiosaurs were large carnivorous marine reptiles that lived during the Mesozoic period. Despite being large reptiles, they were not a type of dinosaur. There are two major kinds of plesiosaur. One type is characterized by having a large head and a short fossil at Lyme RegisLyme Regis is a coastal town in West Dorset, England. The town has a population of 3,513 ( 2001), 45% are retired. Lyme Regis lies on the South Coast of England at the Dorset- Devon border. It is nicknamed "The Pearl of Dorset". In the 13th century it dev
4 Mathematics
- Augustin Louis CauchyAugustin Louis Cauchy ( August 21, 1789 May 23, 1857) was a French mathematician. He started the project of formulating and proving the theorems of calculus in a rigorous manner and was thus an early pioneer of analysis. He also gave several important the gives the first complete presentation of calculus using limits
5 Paleontology
- William BucklandWilliam Buckland ( March 12, 1784 August 24, 1856) was an English geologist and palaeontologist. Buckland was born at Axminster in Devon. He studied at Corpus Christi College, Oxford. In 1813 he was appointed reader in mineralogy in succession to John Kid finds the remains of a hyenaCrocuta Hyaena Parahyaena Proteles Hyenas (or Hyaenas are moderately large terrestrial carnivores native to Africa and Asia, and members of the family Hyaenidae . Although hyenas look rather like large dogs, they make up a separate biological family whichs' den in Yorkshire, containing the bones of lions, elephants and rhinoceros
6 Physics