Using DNA sequences for 402 of the 452 species of the world's "babblers," an international team from China, Sweden, Denmark, Switzerland and the USA have analysed the evolutionary relationships among these species. Many of ...
Plants & Animals
Nov 26, 2018
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4
Within public relations, the standard practice of looking out for No. 1 and viewing relationships as sources of conflict and competition is defended by best-selling textbooks and a generation of research. A growing body of ...
Economics & Business
Jun 7, 2018
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3
More than 100 researchers have collaborated to classify the world's tropical forests according to their evolutionary history, a process that will help researchers predict the resilience or susceptibility of different forests ...
Environment
Feb 5, 2018
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158
Humans do not only form complex and long-lasting social relationships with friends, family, and romantic partners, but also keep track of threats to these relationships and protect them jealously against outsiders. We also ...
Plants & Animals
Nov 8, 2017
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10
One small mammal is experiencing a triumphant return to its long-ago spot on the tree of life. Scientists have elevated a subspecies of giant sengi, or elephant-shrew, to full species status. Aided by genetic information ...
Plants & Animals
Aug 2, 2017
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48
Using the largest and most informative molecular phylogenetic dataset ever analysed, evolutionary biologists were able to construct a new phylogenetic tree of jawed vertebrates. This new tree resolves several key relationships ...
Evolution
Jul 24, 2017
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513
Endogenosymbiosis, such as the capacity of "gene carriers" (viruses, retrovirus and bacteriophages) to share parts of their genomes in an endogenous symbiotic relationship with their hosts, was proposed in 2015 by Roberto ...
Cell & Microbiology
Oct 18, 2016
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26
Large, ferocious-looking animals called beardogs—neither bears nor dogs - roamed the northern hemisphere between about 40 and 5 million years ago.
Paleontology & Fossils
Oct 12, 2016
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0
Did you know that birds and crocodiles are practically cousins? Around 230 million years ago, you wouldn't have been able to tell the difference between the two different lineages. This is because birds and crocodilians (which ...
Archaeology
Aug 2, 2016
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23
It took nearly a half trillion tries before researchers at The University of Texas at Austin witnessed a rare event and perhaps solved an evolutionary puzzle about how introns, non-coding sequences of DNA located within genes, ...
Biotechnology
May 23, 2016
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