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End Ordovician: 440 million years ago, 86% of all species lost, including graptolites. Late Devonian: 375 million years ago, 75% of species lost, including most trilobites. End Permian, The Great Dying: 251 million years ago, 96% of species lost, including tabulate corals, and most trees and synapsids.
The timeline of human evolution outlines the major events in the evolutionary lineage of the modern human species, Homo sapiens, throughout the history of life, beginning some 4 billion years ago down to recent evolution within H. sapiens during and since the Last Glacial Period. It includes brief explanations of the various taxonomic ranks in ...
Hidden Figures is a 2016 American biographical drama film directed by Theodore Melfi and written by Melfi and Allison Schroeder.It is loosely based on the 2016 non-fiction book of the same name by Margot Lee Shetterly about three female African-American mathematicians: Katherine Goble Johnson (Taraji P. Henson), Dorothy Vaughan (Octavia Spencer), and Mary Jackson (Janelle Monáe), who worked ...
The Triassic (/ traɪˈæsɪk / try-ASS-ik; sometimes symbolized 🝈) [ 8 ] is a geologic period and system which spans 50.5 million years from the end of the Permian Period 251.902 million years ago (Mya), to the beginning of the Jurassic Period 201.4 Mya. [ 9 ] The Triassic is the first and shortest period of the Mesozoic Era.
Life is a 2017 American science fiction horror film [5][6][7] directed by Daniel Espinosa, written by Rhett Reese and Paul Wernick and starring an ensemble cast consisting of Jake Gyllenhaal, Rebecca Ferguson, Ryan Reynolds, Hiroyuki Sanada, Ariyon Bakare, and Olga Dihovichnaya. In the film, a six-member crew of the International Space Station ...
The Silurian hypothesis is a thought experiment, [1] which assesses modern science's ability to detect evidence of a prior advanced civilization, perhaps several million years ago. The most probable clues for such a civilization could be carbon, radioactive elements or temperature variation. The name "Silurian" derives from the eponymous ...
* Mya – million years ago, kya – thousand years ago Brain size and tooth size in hominins. The human species eventually developed a much larger brain than that of other primates—typically 1,330 cm 3 (81 cu in) in modern humans, nearly three times the size of a chimpanzee or gorilla brain. [138]
Permian–Triassic boundary at Frazer Beach in New South Wales, with the End Permian extinction event located just above the coal layer [2]. Approximately 251.9 million years ago, the Permian–Triassic (P–T, P–Tr) extinction event (PTME; also known as the Late Permian extinction event, [3] the Latest Permian extinction event, [4] the End-Permian extinction event, [5] [6] and colloquially ...