“The chin evolved largely by accident and not through direct selection, but as an evolutionary byproduct resulting from ...
Learn how the chin became an evolutionary byproduct that's unique to humans.
Learn how repeated burn injuries may have acted as a form of natural selection, influencing human genes linked to healing and immune response.
Why do humans make so many laws? In a new article, I argue that the human ability to make laws evolved by natural selection. Here are a few snapshots. Laws may seem unlikely to come from evolution.