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August 18: Ghost Festival in China (2024) Blackwater Fire. 684 – Second Fitna: Umayyad partisans defeated the supporters of Abd Allah ibn al-Zubayr near Damascus, cementing Umayyad control of Syria. 1823 – At least 9,000 enslaved people rebelled in the British colony in Demerara-Essequibo (in present-day Guyana), demanding emancipation.
The Great Oxidation Event ( GOE) or Great Oxygenation Event, also called the Oxygen Catastrophe, Oxygen Revolution, Oxygen Crisis or Oxygen Holocaust, [ 2] was a time interval during the Earth 's Paleoproterozoic era when the Earth's atmosphere and shallow seas first experienced a rise in the concentration of free oxygen. [ 3]
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. End Triassic: 200 million years ago, 80% of species lost, including all conodonts. End Cretaceous: 66 million years ago, 76% of ...
Twenty years after Scott Peterson was convicted of killing his wife, Laci Peterson, and their unborn baby, two new documentaries are bringing new details and interviews surrounding the case to light.
The history of life on Earth traces the processes by which living and extinct organisms evolved, from the earliest emergence of life to the present day. Earth formed about 4.5 billion years ago (abbreviated as Ga, for gigaannum) and evidence suggests that life emerged prior to 3.7 Ga. [1] [2] [3] The similarities among all known present-day species indicate that they have diverged through the ...
I had a heart attack a few years ago, and my hands did the same." ... This article originally appeared on USA TODAY: Richard Simmons cause of death: Fitness icon's family speaks out. Show comments ...
The chronology of the universe describes the history and future of the universe according to Big Bang cosmology. Research published in 2015 estimates the earliest stages of the universe's existence as taking place 13.8 billion years ago, with an uncertainty of around 21 million years at the 68% confidence level.
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 ...