This article predates the current owners of Science Blog. It has not been reviewed under the current editorial process and is kept as part of the archive. Hominid footprints preserved at a 1.5-million ...

A discovery in northern Kenya hints that two extinct species that were our ancient relatives shared the same habitat and possibly interacted. A trackway of footprints found in northern Kenya is ...

Modern humans carry DNA from two mysterious extinct lineages in addition to Neanderthals and Denisovans. Their hidden genetic legacy shows that our evolutionary past was shaped by repeated mixing ...

Not long after my 2016 book, "Not So Different" was published, Ken Ham put out a blog post denouncing the thesis of the book, that the behaviors of humans and other animals are not as different as ...

Dogs have been shaping—and being shaped by—humans for about 15,000 years, evolving from early partners of hunter-gatherers into an astonishing range of specialized companions. Across the globe, they ...