Mental Floss

BIG QUESTIONS

Head with brain activity

Do you swear you think back to your childhood when you smell a certain type of cookie? There’s a science behind the phenomenon.

Paul Anthony Jones




Calendar monthly strip

You’ll need to look back to Ancient Roman history to learn how the modern-day months got their names—and what they were called before.

Eric Vanderwall




Let’s take a look at the different processes for creating life-saving vaccines for multiple diseases.

Tara Smith

Tiny people giggle at everything from tickling to peek-a-boo to silly faces. But do they really have a sense of humor?

Jake Rossen