Earlier posts focused on the “easy problem” of consciousness—finding relationships between mental activity and the dynamic patterns measured with various brain imaging methods. This new post advances ...

A new study shows that even a moderate dose of caffeine alters brain activity during sleep, increasing complexity and nudging neural systems toward a high-efficiency processing state, especially in ...

Coffee can help you stay awake. But what does caffeine actually do to your brain once you're asleep? Using AI, a team of researchers has an answer: it affects the brain's 'criticality'. Caffeine is ...