A new study explains why humans have chins while other primates do not. Researchers found that the chin likely formed as a ...

Biologists have debated the reason why Homo sapiens evolved a prominent lower jaw, but this unique feature may actually be a ...

When most people think about natural selection, they imagine individuals competing with one another: The fastest animal ...

It is often assumed that modern humans are no longer evolving. But there is now considerable agreement among scientists that evolution is still affecting our species—and this process is taking place ...

A new study has highlighted how reproductive biology and human behavior influence the number of children a person might have. This research, which has identified genetic factors that impact human ...

“The chin evolved largely by accident and not through direct selection, but as an evolutionary byproduct resulting from ...

New research challenges the one-level view of evolution, showing natural selection works on individuals and groups together.

Learn how the chin became an evolutionary byproduct that's unique to humans.

Dashiell Hammett mentioned Sam Spade's jutting chin in the opening sentence of his novel, "The Maltese Falcon." Spade's chin ...

Millions of years ago, the natural environment was shaping us into the species we are now and humans evolved by natural selection. But as humans continue to evolve, we've turned the notion of natural ...