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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The rate at which the rabies virus evolves in bats may depend heavily upon the ecological traits of its hosts, according to researchers at the University of Georgia, the U.S. Centers for Disease Control and Prevention and ...
Plants & Animals
May 18, 2012
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Researchers at the University of Pennsylvania have developed a theoretical model that informs the understanding of evolution and determines how quickly an organism will evolve using a catalogue of "evolutionary speed limits." ...
Evolution
Nov 2, 2009
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A new study by Brigham Young University researchers on the virus behind nearly half of all cold infections explains how and where evolution occurs in the rhinovirus genome and what this means for possible vaccines.
Cell & Microbiology
Mar 16, 2009
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A dangerous strain of avian influenza (bird flu) is now wreaking havoc on every continent except Australia and the rest of Oceania. While we remain free from this strain for now, it's only a matter of time before it arrives.
Ecology
May 22, 2024
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There are numerous RNA virus species on Earth. However, their diversity and evolution as well as roles in the ecosystem remain unclear.
Ecology
Jan 26, 2024
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Madagascar is home to a unique biodiversity with a large number of endemic species, among those many lemur species, including the mouse lemurs. This diversity is also found in their retroviruses, a team led by scientists ...
Evolution
Jan 13, 2023
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Viruses are an inescapable part of life, especially in a global viral pandemic. Yet ask a roomful of scientists if viruses are alive and you'll get a very mixed response.
Plants & Animals
Jun 9, 2020
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When you hear the term "evolutionary tree," you may think of Charles Darwin and the study of the relationships between different species over the span of millions of years.
Evolution
Apr 7, 2020
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