Tickling is a very strange sensation because it doesn't depend on your will. That's right, you don't decide whether or not to laugh; your body simply reacts. Your brain doesn't even have a chance to ...

Just when you thought the news couldn’t get more bizarre, now this: A new study reveals rats are ticklish. That’s not all. Not only are they ticklish, they laugh when tickled. You read that right. A ...