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Upon being asked, how many seconds there are in a year and a half, he answered in about two minutes, 47,304,000. Second. On being asked how many seconds a man has lived, who is seventy years, seventeen days and twelve hours old, he answered, in a minute and a half, 2,210,500,800.
An estimate on the "total number of people who have ever lived" as of 1995 was calculated by Haub (1995) at "about 105 billion births since the dawn of the human race" with a cut-off date at 50,000 BC (beginning of the Upper Paleolithic), and inclusion of a high infant mortality rate throughout pre-modern history. [13]
The 100 oldest women have, on average, lived several years longer than the 100 oldest men. 100 verified oldest women The list includes supercentenarians validated by organisations specialising in extreme age verification such as the Gerontology Research Group (GRG), [ 5 ] [ 7 ] [ 8 ] with, in some cases, press coverage as a supplementary source.
A list of the 10 longest-lived U.S. presidents, their age and the day they died, if applicable: 1. Gerald Ford; 93 years, 165 days; died Dec. 26,
Living Testaments. The oldest known person in the world died at 118, far exceeding the United Nation's world life expectancy of 72.98 years. But living past 100 isn't the rarity it once was.
The Clock was moved to 150 seconds (2 minutes, 30 seconds) in 2017, then forward to 2 minutes to midnight in 2018, and left unchanged in 2019. [6] It was moved forward to 100 seconds (1 minute, 40 seconds) in 2020, [ 7 ] 90 seconds (1 minute, 30 seconds) in 2023, [ 8 ] and 89 seconds (1 minute, 29 seconds) in 2025.
The oldest person verified by modern standards, and the only person with evidence to have lived to be at least 120 years of age, is French woman Jeanne Calment (21 February 1875 – 4 August 1997), aged 122 years and 164 days.
This is a list of radioactive nuclides (sometimes also called isotopes), ordered by half-life from shortest to longest, in seconds, minutes, hours, days and years. Current methods make it difficult to measure half-lives between approximately 10 −19 and 10 −10 seconds. [1]