"Theories are like toothbrushes,” it’s sometimes said. “Everybody has their own and nobody wants to use anybody else’s.” It’s a joke, but when it comes to the study of consciousness – the question of ...

What makes humans conscious? Scientists disagree, strongly, as one group of peacemakers discovered the hard way. By Carl Zimmer Consciousness may be a mystery, but that doesn’t mean that ...

Where in the brain does consciousness originate? Theories abound, but neuroscientists still haven’t coalesced around one explanation, largely because it’s such a hard question to probe with the ...

"Theories are like toothbrushes," it's sometimes said. "Everybody has their own and nobody wants to use anybody else's." It's a joke, but when it comes to the study of consciousness—the question of ...

Passwords alone are no longer enough to keep accounts safe. Data leaks, phishing attacks, and automated login attempts make even strong passwords vulnerable. Two-factor authentication (2FA) adds an ...

How consciousness arises in the brain is no clearer after two big theories go head-to-head, but the competition's design could push the field forward. “Theories are like toothbrushes,” it’s sometimes ...

“Theories are like toothbrushes,” it’s sometimes said. “Everybody has their own and nobody wants to use anybody else’s.” It’s a joke, but when it comes to the study of consciousness – the question of ...