Model offers insight into how life continues to evolve
Tuesday, November 8, 2016 - 03:31
in Biology & Nature
(Phys.org)—One of the most puzzling things about evolution is that, even after 4 billion years, it hasn't stopped. Instead of culminating in a single best adapted species, today the Earth contains an estimated 8.7 million different species, all of which will one day die out as a variety of new species takes their places.