Why Is My Tongue Stuck to This Flagpole?

The video explains why skin feels sticky in cold conditions, focusing on the phenomenon of a tongue sticking to a cold metal flagpole. It describes how saliva freezes on contact with metal, forming a bond like super glue. The video discusses heat conductivity, explaining why metal conducts heat away faster than wood, causing the tongue to freeze. It also covers how body heat prevents freezing in cold weather. The conclusion advises against licking cold objects to avoid injury and embarrassment.

What new insight or understanding did you gain from this video?