In high altitudes on the Tibetan Plateau, where oxygen levels in the air people breathe are notably lower than lower altitudes, human communities thrive. "Adaptation to high-altitude hypoxia is ...

In the thin air of Nepal's highlands, scientists are witnessing humans evolving in real time as they adapt to one of Earth's harshest environments. Above 3,500 meters (around 11,500 feet), oxygen ...

The chin is one of our most familiar features, yet scientists still debate why we evolved it. Here’s a breakdown of what we ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...

Humans are not yet done cooking. We're continuing to evolve and adjust to the world around us, the records of our adaptations written in our bodies. We know that there are some environments that can ...