Mental Floss

COFFEE

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From carefully-counting beans to drinking gallons each day, these famous coffee drinkers are on a must-have basis with java.

Caitlin Schneider








Ahhh—smells like the '80s!

In the early 1980s, psychologist William Cain asked a bunch of people to sniff lighter fluid—for science. Working with students at Yale University, Cain and his cohorts took 80 common scents and asked participants if they could identify them.

Jake Rossen




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Caffeine isn’t the kickstarting jitter-drug you think it is. If anything, it’s a sneaky imposter.

Lucas Reilly