BRAIN TIME ► [ Ссылка ]
You probably don't know the answer to many questions, right? You can ask your parents why the sky is blue and why cows don't have wings, but there are things you want to find out on your own. On the other hand, you don't feel like googling them right now and you better things to do... But don't worry, because we're here to help you, and in this video we are gonna tell you the answers to ten simple questions you probably didn't know.
