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New Timeline for Homo naledi

The ancient human may have lived around 900,000 years ago—much more recently than first estimated.

Written byKerry Grens
| 2 min read

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WIKIMEDIA, JOHN HAWKSLast year, anthropologists added a new member to the Homo genus, H. naledi, a human with a tiny head and feet similar to our own. At the time, the researchers didn’t pinpoint when H. naledi lived, but a study published in June pegs the age of the specimens to around 900,000 years.

“Our findings have a number of implications,” the authors wrote in the Journal of Human Evolution. “Most notably, they support the assignment of the new specimens to Homo, cast doubt on the claim that H. naledi is simply a variant of H. erectus, and suggest H. naledi is younger than has been previously proposed.”

As Science News reported, scientists had originally thought the bones belonged to humans who lived 1.5 million to 2 million years ago, based on the skulls’ similarities to those of other hominins. The new phylogenetic model employed a number of different analyses to reach its estimated date of H. naledi’s existence.

According to Live Science, H. naledi’s predicted age means it may have coexisted with bigger-brained humans. “One of the questions ...

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Meet the Author

  • kerry grens

    Kerry served as The Scientist’s news director until 2021. Before joining The Scientist in 2013, she was a stringer for Reuters Health, the senior health and science reporter at WHYY in Philadelphia, and the health and science reporter at New Hampshire Public Radio. Kerry got her start in journalism as a AAAS Mass Media fellow at KUNC in Colorado. She has a master’s in biological sciences from Stanford University and a biology degree from Loyola University Chicago.

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