Coffee can help you stay awake, but what does caffeine actually do to your brain once you're asleep? Using AI, a team of ...

"The results showed that caffeine increased the complexity of brain signals, reflecting more dynamic and less predictable ...

Electronic face tattoos can warn when someone’s brain is working too hard. The non-permanent wireless forehead e-tattoos ...

The study also found that caffeine reduced slower brain waves like theta and alpha waves, which are usually linked with deep, ...