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☆ What an isolated community in Africa may be able to teach about child care
▼ + stars: | 2023-11-17 | by ( Katie Hunt | ) edition.cnn.com time to read: +8 min

The children had a high degree of physical contact and care for most of time they were observed. Nikhil ChaudharyResponses to cryingWhat was notable, Chaudhary said, wasn’t necessarily the amount of care children received, but that mothers weren’t responsible for all of it. Other caregivers — fathers, older siblings and nonrelatives — were responsible for 38% to 46% of close care, according to the study. The mean number of caregivers other than a child’s mother was 14.4, but these weren’t all adults. “How representative would a day care center with 18 children in inner-city London be of childhood … anywhere?” he asked.

Persons: “, ”, Nikhil Chaudhary, ” Chaudhary, Chaudhary, ’, —, reexamine, wasn’t, nonrelatives —, …, Jennifer Lansford, Malcolm Gillis, ” Lansford, Carlo Schuengel, ” Schuengel, ” Marc Bornstein, we’re Organizations: CNN, Leverhulme, University of Cambridge, “, Central African, Center for Child, Duke University, Vrije Universiteit Amsterdam Locations: Republic of Congo, Central African Republic, North Carolina, London

☆ Does human intelligence come from our big brains? A new discovery in ancient humans with brains one-third the size of ours is challenging the idea that bigger is better.
▼ + stars: | 2023-06-06 | by ( Maddie Burakoff | Associated Press | ) www.businessinsider.com time to read: +5 min

Homo naledi had brains one-third the size of humans but were capable of complex thought. The Homo naledi species is still new and mysteriousH. naledi is a pretty new addition to the family tree of hominins, which includes our direct ancestors and other extinct relatives who walked on two legs. Researchers analyze fossils of Homo naledi at the University of the Witwatersrand's Evolutionary Studies Institute in Johannesburg. But those species still had big brains — unlike H. naledi, whose burials would raise further questions about human evolution, Stringer said. For study author Agustin Fuentes, an anthropologist at Princeton University, the H. naledi evidence takes the focus off brain size.

Persons: Homo naledi, —, naledi, they've, Lee Berger, Robert Clark, AP Berger, John Hawks, Lee Berger's, Megan, Rick Hunter, Berger, sapiens, Chris Stringer, we've, Stringer, Agustin Fuentes, Fuentes, Rick Potts, Potts Organizations: Service, National Geographic Society, University of, Evolutionary Studies, Geographic, AP, University of Wisconsin, Princeton University Locations: South Africa, Johannesburg, Madison, Witwatersrand

☆ Homo naledi buried their dead 100,000 years before humans
▼ + stars: | 2023-06-05 | by ( Ashley Strickland | ) edition.cnn.com time to read: +12 min

The study team lays out fossils of Homo naledi at the University of the Witwatersrand's Evolutionary Studies Institute in Johannesburg. One body belonged to an adult Homo naledi, and the other was a juvenile. In 2018, the team began to find evidence that supported the idea that Homo naledi intentionally buried their dead. Carvings on the wallWithin one of the graves is a tool-shaped rock, buried next to the hand of a Homo naledi adult. The "tool shaped rock" was likely buried near or clutched in the hand of a young teenage Homo naledi child buried in the Hill Antechamber.

Persons: naledi, Robert Clark, Homo naledi, Lee Berger, Homo, paleoartist John Gurche, Mark Thiessen, ”, Berger, Tebogo Makhubela, Keneiloe Molopyane, ” Berger, “, John Hawks, Hawks, “ It’s, they’ve, Agustín Fuentes, ” Fuentes, Fuentes, Lee Berger Chris Stringer, ” Stringer Organizations: CNN —, University of, Evolutionary Studies, UNESCO, Geographic, University of Johannesburg, Expedition, University of Wisconsin - Locations: Johannesburg, South Africa, University of Wisconsin - Madison

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