Mental Floss

BIG QUESTIONS

We all have nipples. Sometimes they hurt. Here's why.

There are a few reasons why nipples can feel sore, but the most common can be found in your laundry hamper.

Ken Ossea, Jr.






Chicken nuggets gained worldwide popularity via McDonald's, but their invention began with a poultry and food science science professor at Cornell University.

In 1981, McDonald's introduced the Chicken McNugget to the world and changed the face of bite-sized poultry bits forever. But it never would have happened if it hadn't been for food and poultry scientist Robert C. Baker.

Tasia Bass


temmuzcan/iStock via Getty Images

The glossy pages of most catalogues and magazines can be recycled along with the rest of your paper products.

Michele Debczak
Ain't no shame in the boxed mix game.

Whoever started 'from scratch’ didn’t actually do it in the kitchen—and ‘scratch’ has nothing to do with clawing ingredients together with your bare hands.

Ellen Gutoskey










The night sky is full of colors—except green.

You can look up and find white, red, blue, and yellow stars, but green stars are missing from the night sky.

Michele Debczak




Self-cleaning ovens are meant to spare users the hassle of manual cleaning.

You may not use the self-cleaning feature on your oven. If you do, be aware that it gets very, very hot and can kill your pet bird. (Seriously.)

Jake Rossen