The mirror test has fascinated scientists for decades due to its simplicity and revealing nature. First introduced in 1970 by ...

In paleoanthropology, a rare, nearly-complete skeleton can rewrite entire chapters of the human origin story. The “Little ...

The textbook version of human evolution has long held that Homo erectus was the pioneering species to venture beyond Africa's borders around 1.8 million years ago. However, new analysis of five skulls ...

The textbook version of the "Out of Africa" hypothesis holds that the first human species to leave the continent around 1.8 ...

Feb. 7, 2005 — -- Animal-human hybrids have long been the stuff of fairy tales and myths -- from the half-man, half-horse centaur to singing mermaids. Now the swift pace of genetic engineering ...

It’s a question that has puzzled thinkers for centuries: Are we humans alone in our pursuit of fairness and the frustration we feel when others get what we want? In recent years, evolutionary ...

Just as humans have historically gathered during winter, many animals do the same. Animals may not be exchanging presents or ...

Prairie dogs have a word for “human.” They talk about us in a language with nouns, adjectives, and variable dialects — even though, to most of us, their words sound like unintelligible squeaks. I ...