"Consciousness," although challenging to define, can be thought of as a first-person awareness of one's surroundings and oneself. You sense the world through your eyes, nose, ears and hands, and track ...

When Charles Darwin developed his theory of evolution in the mid-19th century, he figured this fundamental process took place very slowly over geological timescales, taking millions of years. But is ...

This is an extract from Our Human Story, our newsletter about the revolution in archaeology. Sign up to receive it in your inbox every month. What’s more, many other cosmic phenomena affect our planet ...

Stars that pass by our solar system have altered the long-term orbital evolution of planets, including Earth, and, by extension, modified our climate. "Perturbations—a minor deviation in the course of ...