The universe has no brain. It has no gray matter, no nervous system, no neurons firing electrical impulses—and yet, that ...

The idea that the universe itself might be intelligent sounds like science fiction, yet a growing group of researchers is ...

Our sensory contact with external reality is limited by the narrow ranges that our sense organs can register. We can see only a small part of the electromagnetic spectrum mostly because Earth’s ...

That little voice that is narrating your experience as you read this—is it in your mind or in your brain? At first glance, this might seem like a stupid semantic question. But it cuts to the heart of ...