Showing posts with label Ancient human. Show all posts
Showing posts with label Ancient human. Show all posts

Saturday, 30 May 2015

'New species' of ancient human found

By Rebecca MorelleScience Correspondent, BBC News

28 May 2015 

A new species of ancient human has been unearthed in the Afar region of Ethiopia, scientists report.

Researchers discovered jaw bones and teeth, which date to between 3.3m and 3.5m years old.

It means this new hominin was alive at the same time as several other early human species, suggesting our family tree is more complicated than was thought.


The new species has been called Australopithecus deyiremeda, which means "close relative" in the language spoken by the Afar people.The bones were found in the Afar region of EthiopiaThe remains belong to four individuals and date to between 3.3m and 3.5m years old

The ancient remains are thought to belong to four individuals, who would have had both ape and human-like features..
Living with Lucy

Lead researcher Dr Yohannes Haile-Selassie, curator of physical anthropology at the Cleveland Museum of Natural History in the US, told BBC News: "We had to look at the detailed anatomy and morphology of the teeth and the upper and lower jaws, and we found major differences.

Thursday, 6 February 2014

New Technique Could Demystify Ancient Human DNA

By Tia Ghose, Staff Writer | January 27, 2014 03:00pm ET

This story was updated on Wednesday, Jan. 29 at 11:00 a.m. E.T.

The DNA of a Neanderthal found in a Siberian cave has been sequenced, thanks to a newtechnique that weeded out contamination from modern humans.

The method, described today (Jan. 27) in the journal Proceedings of the National Academy ofSciences, seems to work on very contaminated samples, as well as on incredibly ancient remains. These benefits could help scientists finally analyze some of the most intriguing archaic human fossils, which have thus far been inaccessible because of contamination from modernDNA, said study co-author Pontus Skoglund, a paleogenomics researcher at Uppsala University in Sweden.

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