Human evolution: no pause in sight A team at Harvard, led by Ali Akbari, has just turned a key assumption in science upside ...

When the theory of evolution was put forth by Alfred Wallace and Charles Darwin in 1859, biological science was in its embryonic stage. Naturalists (the precursors of biologists) had been content with ...

For years, the story of recent human evolution looked relatively quiet. Scientists studying ancient human DNA had found only a few dozen clear cases where natural selection appeared to strongly favor ...

For well over a century, Darwin’s theory of natural selection has served as biology’s grand unifying framework, explaining how species adapt and evolve through the differential replication of randomly ...