A genetic analysis of bone fragments unearthed at an archaeological site in central Germany shows conclusively that modern humans—Homo sapiens—had already reached Northern Europe 45,000 years ago, overlapping with Neanderthals ...
Archaeology
Jan 31, 2024
0
564
Breakthroughs in ancient genome reconstruction and biotechnology are now revealing the rich molecular secrets of Paleolithic microorganisms. In a new study published in Science, a transdisciplinary team of researchers led ...
Cell & Microbiology
May 4, 2023
0
62
It's widely accepted that anatomically modern humans interbred with their close relatives, the Neanderthals and Denisovans, as they dispersed out of Africa. But a study examining DNA fragments passed down from these ancient ...
Archaeology
Apr 11, 2019
2
921
The self-organization properties of DNA-like molecular fragments four billion years ago may have guided their own growth into repeating chemical chains long enough to act as a basis for primitive life, says a new study by ...
Biochemistry
Apr 7, 2015
10
4363
(Phys.org) —A team of Israeli, Spanish and German researchers has for the first time created a map of gene expression in Neanderthals and Denisovans and has compared them with modern humans. In their paper published in ...
(Phys.org) —Researchers have reconstructed the mitochondrial genome of a Middle Pleistocene cave bear using a bone sample found in Spain. This is the first time anyone has reconstructed such an old genome from a sample ...
A team of experts in mechanics, materials science, and tissue engineering at Harvard have created an extremely stretchy and tough gel that may pave the way to replacing damaged cartilage in human joints.
Materials Science
Sep 5, 2012
11
1
The electric eel is the biggest power-making creature on Earth. It can release up to 860 volts, which is enough to run a machine. In a recent study, a research group from Nagoya University in Japan found electric eels can ...
Cell & Microbiology
Dec 5, 2023
0
392
As life expectancy increases worldwide, age-associated diseases such as osteoporosis are having an increasing impact.
Biochemistry
Jul 19, 2023
0
34
A team of chemists at MIT has found that using peptides instead of DNA fragments to tag small molecules can speed up the drug discovery process. Their research is published in the journal Science.
