Posthuman Blues

Coffee-induced hallucinations? Caffeinated co-eds hear voices, study says

Java is known to give some people the jitters if they drink too much of it. But can it also trigger hallucinations?

It may if you consume enough of it, say British psychologists, who report in the journal Personality and Individual Differences this week that college students they studied said they sometimes heard faux voices after chugging at least seven cups of coffee daily.

Oh, this explains a lot.