Grandma chimps offer clues for evolution of menopause in humans
Humans and some whales are the only known species in which females live long after they stop being able to reproduce.
Humans and some whales are the only known species in which females live long after they stop being able to reproduce.
Plants & Animals
Oct 29, 2023
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A team of researchers studying the Ngogo community of wild chimpanzees in western Uganda's Kibale National Park for two decades has published a report in Science showing that females in this population can experience menopause ...
Plants & Animals
Oct 26, 2023
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A new mathematical model of UK cat populations suggests that neutering of cats that belong to people not only affects the population dynamics of owned cats, but also affects feral, stray, and shelter subpopulations. Jenni ...
Plants & Animals
Jul 13, 2023
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Around the world, nations are looking at the prospect of shrinking, aging populations—but none more so than South Korea.
Social Sciences
Jun 27, 2023
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In November 2022, the world crossed a milestone of 8 billion people, but a new analysis suggests the global population could peak just below 9 billion people in 2050 then start falling.
Environment
Mar 27, 2023
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Niger, a landlocked country in the dry Sahel region of Africa, struggles to feed its 25 million people. It currently ranks 115th out of 121 countries on the Global Hunger Index, and the number of people not getting enough ...
Economics & Business
Feb 27, 2023
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The transition to agriculture from hunting and gathering in pre-colonial North America led to changes in age-independent mortality, or mortality caused by factors that are not associated with age, according to a new study ...
Archaeology
Jan 23, 2023
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China's National Bureau of Statistics has confirmed what researchers such as myself have long suspected—that 2022 was the year China's population turned down, the first time that has happened since the great famine brought ...
Social Sciences
Jan 19, 2023
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Today is the Day of Eight Billion, according to the United Nations.
Environment
Nov 15, 2022
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India will surpass China as the country with the world's largest population in 2023, according to the United Nations World Population Prospects 2022 report.
Social Sciences
Nov 15, 2022
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