Life on earth is symbiotic. New mathematical analysis upholds the well-supported model of universal common ancestry.
Archive for February, 2013
New Evidence Refines Impact Theory of Dino Extinction
A new study brings significant geochronological evidence to bear on the impact extinction theory of the dinosaurs. There is now little dispute that Chicxulub signaled the death knell for this idyllic era of life.
Review: A Planet of Viruses
Carl Zimmer’s latest provides an intimate look at the viral underworld, responsible for the bulk of the world’s genetic diversity and that continues to play a pivotal role in the evolution of life and the planet as a whole.
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