Autumn Spanne

Chemicals from special glands on a dog’s rear end tell other dogs a lot about them. Here’s why dogs sniff each other's butts.

Those 52 foot bones do a lot of heavy lifting.

As we get older, we lose some of the stuff in our skin that helps it to stretch and then return to its normal place.

Actually, it does! You just have to be in a really cold place to see it.

Scientists think a terrible event killed most of the dinosaurs off. But some remain—and they fly.

It could be your body's way of saying "watch out!" Here is the reason why sour things make you pucker.

It’s not actually your feet that stink. It's actually the bacteria that lives on your feet that smells.

Your movements and your feelings can give your heart a little workout. Here is why your heart beats faster sometimes.