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The Lower Paleolithic period lasted over 3 million years, during which there many human-like species evolved including toward the end of this period, Homo sapiens.The original divergence between humans and chimpanzees occurred 13 (), however interbreeding continued until as recently as 4 Ma, with the first species clearly belonging to the human (and not chimpanzee) lineage being ...
1920: Arthur Eddington: Stellar nucleosynthesis. 1922: Frederick Banting, Charles Best, James Collip, John Macleod: isolation and production of insulin to control diabetes. 1924: Wolfgang Pauli: quantum Pauli exclusion principle. 1924: Edwin Hubble: the discovery that the Milky Way is just one of many galaxies.
Engineers during World War Two test a model of a Halifax bomber in a wind tunnel, an invention that dates back to 1871. The following is a list and timeline of innovations as well as inventions and discoveries that involved British people or the United Kingdom including predecessor states in the history of the formation of the United Kingdom ...
1912: Invention of the mass spectrometer by J. J. Thomson (1856–1940). 1912: Bragg's law and the field of X-ray crystallography, an important tool for elucidating the crystal structure of substances, discovered by William Henry Bragg (1862–1942) and William Lawrence Bragg (1890–1971). [125] 1913: Discovery of isotopes by J. J. Thomson ...
In 30 years, Leonardo dissected 30 male and female corpses of different ages. Together with Marcantonio, he prepared to publish a theoretical work on anatomy and made more than 200 drawings. However, his book was published only in 1680 (161 years after his death) under the heading A Treatise on Painting. The organs of a woman's body
The discovery of Algol: An Ancient Egyptian Calendar of Lucky and Unlucky Days composed some 3,200 years ago is claimed to be the oldest historical document of the discovery of Algol. [125] [126] [127] Sothic cycle: Calendar: [128] Star clock: [129] Solstice and Equinox: [130]
1610 – Galileo Galilei: discovered the Galilean moons of Jupiter. 1613 – Galileo Galilei: Inertia. 1621 – Willebrord Snellius: Snell's law. 1632 – Galileo Galilei: The Galilean principle (the laws of motion are the same in all inertial frames) 1660 – Blaise Pascal: Pascal's law. 1660 – Robert Hooke: Hooke's law.
The Chinese invention of woodblock printing, at some point before the first dated book in 868 (the Diamond Sutra), produced the world's first print culture. According to A. Hyatt Mayor , curator at the Metropolitan Museum of Art , "it was the Chinese who really invented the means of communication that was to dominate until our age."