The Hardest Problem in Science

Will brain science deliver answers about consciousness or hit another wall?

The many, many ways researchers hope to solve the toughest mystery in science

A dive into how scientists are trying to understand what consciousness is and where it comes from

Consciousness researchers studying “islands of awareness” have found that disconnected brains likely sink into a strange form of deep sleep

In rethinking whether AI is sentient, we are asking bigger questions about cognition, human-machine interaction and even our own consciousness

Answering the question of when consciousness emerges is deeply tied to the mystery of what it actually is and how it can be measured

Two leading theories of consciousness went head-to-head—and the results may change how neuroscientists study one of the oldest questions about existence