Human evolution has long been tied to growing brain size, and new research suggests prenatal hormones may have played a surprising role. By studying the relative lengths of index and ring fingers — a ...

Humans' exposure to high temperature burn injuries may have played an important role in our evolutionary development, shaping ...

Learn how repeated burn injuries may have acted as a form of natural selection, influencing human genes linked to healing and immune response.

Living on Mars, humans would experience just 38% the gravity of Earth and would be exposed to much more radiation. These two ...

The evolution of the human species is marked by an increase in brain size. Now new research suggests that could be partly ...

Humans have lived with fire for over a million years. Scientists now say burn injuries may have influenced human evolution and healing.

Add Yahoo as a preferred source to see more of our stories on Google. A reconstruction of the crushed skull labelled Yunxian 2, which has features that are closer to species thought to have existed ...

Scientists find genetic mutation, millions of years ago. Oct. 12, 2011 — -- About three million years ago human predecessors embarked on a new course that would forever alter the evolution of our ...

At some point in the deep past, humans may have come frighteningly close to disappearing altogether. Here’s what we know, ...

New research suggests fire was key to making our bodies successful in evolution – but not in the ways we previously thought.

Every step you take depends on a structure most people rarely think about. The pelvis sits at the center of the body and ...

If we look across the whole of the mammal branch of the tree of life, we find there are many groups of mammals that have ...