At some point in your life, you've probably heard the age-old wisdom that you shouldn't put your tongue on a frozen lamppost, or other metal post or railing. According to the rumor, and Homer Simpson ...

Scientists investigated the strange winter mishap known as tundra tongue and found when it can turn dangerous.

A tiny puppy peeks out from a red polka-dot cup with its tongue slightly sticking out. Nearby, another puppy sleeps peacefully wrapped in a green blanket beside a small plush toy.

Plus, an owner shows off a photo of her ferret sticking his tongue out, highlighting how these unique pets have a sense of humor.

The tongue rarely gets attention unless something feels wrong. Yet doctors have long used it as a quick window into overall ...