Consciousness likely comes down to electrochemical functions in the brain, she says. "It's hard for psychological reasons." ...

Scientists have discovered a hidden sign of consciousness in comatose patients that shows they can hear and understand the world around them. The study found bursts of organized, fast frequencies ...

Consciousness is typically measured by verbal reports about experience. Related areas of interest are those functions that are thought to operate without consciousness, such as blindsight and ...

For as long as we've been able to think, we have wrestled with the nature of consciousness, an experience so deeply personal that we can never truly verify its existence in another being.