"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 ...

"Fast asleep? It is no matter; Enjoy the honey-heavy dew of slumber: Thou hast no figures nor no fantasies, Which busy care draws in the brains of men; Therefore thou sleep'st so sound." —William ...

The ‘doorway effect’ suggests that when information is removed from working memory, it immediately seems to leave consciousness.

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 ...