Ad
related to: 19th century teratogenesis timeline
Search results
Results From The WOW.Com Content Network
In the 19th century, it acquired a meaning more closely related to biological deformities, mostly in the field of botany. Currently, its most instrumental meaning is that of the medical study of teratogenesis, congenital malformations or individuals with significant malformations. Historically, people have used many pejorative terms to describe ...
30th century BC: 29th century BC: 28th century BC: 27th century BC: 26th century BC: 25th century BC: 24th century BC: 23rd century BC: 22nd century BC: 21st century BC: 2nd millennium BC · 2000–1001 BC 20th century BC: 19th century BC: 18th century BC: 1790s BC: 1780s BC: 1770s BC: 1760s BC: 1750s BC: 1740s BC: 1730s BC: 1720s BC: 1710s BC ...
The widespread hunger and starvation is commonly thought to be a cause of political changes during the mid 19th century. The Revolutions of 1848 saw widespread dissatisfaction among European peasants who saw a decline in their standard of living and so, along with other reasons, led many to join revolutions in various countries.
The disease killed an estimated 25 percent of the adult population of Europe during the 19th century. [7] The first batch of recordings of audio Made in April 1860. The recordings include a tuning fork, Au clair de la lune, opening lines of Torquato Tasso's Aminta, vocal scale and Fly, little bee. [8]
The 19th century was an era of rapidly accelerating scientific discovery and invention, with significant developments in the fields of mathematics, physics, chemistry, biology, electricity, and metallurgy that laid the groundwork for the technological advances of the 20th century. [4]
In the early 19th century prior to Darwinism, Jean-Baptiste Lamarck (1744–1829) proposed his theory of the transmutation of species, the first fully formed theory of evolution. In 1858 Charles Darwin and Alfred Russel Wallace published a new evolutionary theory, explained in detail in Darwin's On the Origin of Species (1859). Darwin's theory ...
4th century BC: The first true formal system is constructed by Pāṇini in his Sanskrit grammar. [34] [35] 4th century BC: Eudoxus of Cnidus states the Archimedean property. [36] 4th century BC: Thaetetus shows that square roots are either integer or irrational. 4th century BC: Thaetetus enumerates the Platonic solids, an early work in graph ...
Tuberculosis (TB) became epidemic in Europe in the 18th and 19th century, showing a seasonal pattern, and is still taking place globally. [ 19 ] [ 20 ] [ 21 ] The morbidity and mortality of TB and HIV/AIDS have been closely linked, known as "TB/HIV syndemic".