Tracking the spread of early hunter-gatherers through language
Scientists have further evidence that an ancient family of languages spread across most of the Australian continent over the last 6000 years, rapidly replacing pre-existing languages.
Scientists have further evidence that an ancient family of languages spread across most of the Australian continent over the last 6000 years, rapidly replacing pre-existing languages.
Social Sciences
Mar 13, 2018
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On occasion, a virus may jump from one host species to another and adapt to the new host. Such cross-species transmission happens more often than expected, according to new research published in PLOS Pathogens, and it may ...
Cell & Microbiology
Mar 9, 2017
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Biologists have discovered that the evolution of a new species can occur rapidly enough for them to observe the process in a simple laboratory flask.
Evolution
Nov 29, 2016
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We are surrounded by microorganisms that adapt in their struggle to survive. In plants and animals, such adaptations can take thousands of years; in microorganisms, they sometimes occur within weeks. To understand such rapid ...
Evolution
Jul 7, 2016
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An international group of scientists have solved the atomic structure of the Ljungan virus, an infection of rodents that is also associated with a variety of dangerous diseases in humans, including diabetes, neurological ...
Biochemistry
Oct 16, 2015
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399
A new study appearing this week in the scientific journal eLIFE about the rapid evolution of small viruses that infect bacteria includes 59 University of Colorado Boulder co-authors, all of whom conducted research for the ...
Cell & Microbiology
May 4, 2015
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(Phys.org) —Eric Delwart of the Blood Systems Research Institute in San Francisco and colleagues have found two 700-year-old viral sequences in frozen caribou dung in an arctic ice patch. The researchers isolated part of ...
A rapid evolutionary "arms race" between bacteria and the killer viruses they contain has been observed by a UNSW-led team of scientists in a sophisticated genetic study of the micro-organisms.
Cell & Microbiology
Apr 7, 2014
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Scientists have for the first time sequenced an ancient RNA genome – of a barley virus once believed to be only 150 years old - pushing its origin back at least 2,000 years and revealing how intense farming at the time ...
Biotechnology
Feb 6, 2014
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Scientists have discovered that poxviruses, which are responsible for smallpox and other diseases, can adapt to defeat different host antiviral defenses by quickly and temporarily producing multiple copies of a gene that ...
Cell & Microbiology
Aug 16, 2012
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