Scientists have sequenced ancient DNA from soil for the first time and the advance will transform what is known about everything from evolution to climate change.
Paleontology & Fossils
Apr 19, 2021
0
51
(Phys.org)—A pair of researches are challenging claims made by a British scientist last year that DNA samples of animal remains found in the Himalayas were from a brown/extinct polar bear hybrid that is still alive and ...
Investigators are broadening their DNA searches beyond government databases and demanding genetic information from companies that do ancestry research for their customers.
Security
Mar 27, 2016
3
82
After analyzing DNA from almost 10,000 people from ancient and pre-modern societies, our international team of researchers have discovered six cases of Down syndrome in past human populations.
Archaeology
Feb 25, 2024
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46
(Phys.org)—When the giant tortoise Lonesome George died this summer, conservationists from around the world mourned the extinction his species. However, a genetic analysis by Yale University researchers of tortoises living ...
Plants & Animals
Nov 16, 2012
3
0
Marine ecologists have shown that traces of DNA in the sea can be used to monitor shark populations.
Ecology
Dec 4, 2017
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31
Ecologists have demonstrated that the genetic material that species shed into their environments can reveal not only the presence of the species but also a broad range of information about the genetics of whole populations.
Ecology
Sep 11, 2023
0
103
Detectives in California used DNA left at crime scenes, combined with genetic information from a relative who joined an online genealogy service, to catch an alleged rapist and murderer who eluded authorities for four decades.
Biotechnology
Apr 27, 2018
40
195
Investigators hunting for the so-called Golden State Killer turned to searching genetic websites in 2017 but misidentified an Oregon man as a potential suspect. A year later, after using a similar technique, they are confident ...
Other
Apr 28, 2018
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36
(Phys.org) —Researchers from Oxford University in the U.K. have found evidence that suggests that cichlid fish evolved after the ancient Gondwana continent drifted apart, rather than before, as some have suggested. In their ...
