We all have heard the stereotype that people who wear glasses are smart. According to a study from the University of Edinburgh, there might be some truth to this. According to science, there are many ways a person’s body features can influence on how smart they are. Some are more surprising than others. Your appearance can reveal all the darkest secrets about your health and character and even your brain power. Of course, this is all just fun science and if you don't have any of these characteristics, this doesn't mean that you're not smart. After all, you're the one responsible for your intelligence, right?

How to Use Banana Peels. Next time you eat a banana, hold on before you throw away that seemingly useless peel. A Banana peel is a magical thing that can help you tackle problems with corns, calluses, acne, and even psoriasis. It can even remove that nasty splinter that has been bothering you since this morning. In this video, you’ll learn a bunch of banana tricks to apply this appealing peel so that you'll never want to toss another one again.

How do airports make money? We mean big money. Go behind the scenes to learn the sneaky ways airports are cashing in big time — and it’s not all from those irresistible Cinnabons on every corner. Take London’s Heathrow Airport. It runs entirely on profit and is a money-making machine, making most of its dough from passengers. Nearly 650 flights come in and out of this airport daily. How many passengers is that a year, you ask? A whopping 78 million! And it takes 1,485,650,000 bucks to run a commercial airport like Heathrow!

When we need to make dinner or grab a quick snack, we often combine food without thinking much about it. But some popular food combinations can affect your body and even lead to health problems.

Our bodies are really smart mechanisms. They can function very well and a slight change in the world around us can be reflected in our body parts. For example, if you wanna know whether someone is a liar, pay attention to their nose. Will it grow Pinocchio-style? Or will it turn red because the temperature will rise? In this video I've gathered the coolest body facts for you! You'll find out where your eyes get their color from. Also, I'm gonna tell you which important role wisdom teeth used to have. And you'll learn why the tongue is the only muscle with ends not connected to bone. #brightside