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A Surprise Source of Life’s Code
...existence,” said David Begun, a biologist at the University of California, Davis. New genes appear to burst into existence at various points along the evolutionary history of the mouse lineage...
Hints of Life’s Start Found in a Giant Virus
...a bioinformatics specialist at the University of Illinois, Urbana-Champaign, traced the evolutionary history of proteins found in several giant viruses in a 2012 study in the journal BMC Evolutionary Biology....
How Structure Arose in the Primordial Soup
...any of these remarkable biological innovations came about. “It’s very hard to infer even the relative ordering of evolutionary events before the last common ancestor,” said Greg Fournier, a geobiologist...
The Information Theory of Life
...from? We of course know that all life on Earth has enormous amounts of information that comes from evolution, which allows information to grow slowly. Before evolution, you couldn’t have...
Waiting for the Revolution
...the revolution? Quantum mechanics remains our latest revolution. That said, some scientists are waiting for an irreducible final theory. Reductionism has proven to be an extraordinary successful method of investigation....
Evolutionary Math and Just-So Stories
...Shows How to Ensure Evolution,” John Rennie described a mathematical study led by Martin Nowak, who directs an evolutionary dynamics lab at Harvard University, and Krishnendu Chatterjee, a computer scientist...
Genome Duplication Is a Radical Evolutionary Gamble
...the evolutionary benefit of doubled genes. In 1970, the Japanese American geneticist Susumu Ohno had published Evolution by Gene Duplication, which posited that the duplication of individual genes was an...
In Bees, a Hunt for Roots of Social Behavior
...who studies a different bee with similar behavioral flexibility. “L. albipes is a nice way of looking at social evolution within a species.” Among the bee varieties that can adopt...
New Twist Found in the Story of Life’s Start
...of sequences — including its own. And it’s still getting better. The ribozyme in the paper emerged after just 16 rounds of evolution, a shockingly short run for this kind...