We’re living in the twenty-first century: Elon Musk talks about the colonization of Mars and the advent of artificial intelligence, robots of all kinds can do analytical work complex even for a human, and phones have already learned to recognize its owner by face and monitor their physical activity. It would seem that there are no mysteries left in such a high-tech world, right? Don’t jump to conclusions too quickly! The world still has many phenomena, places and creatures whose origin is a mystery to many scientists. We will tell you about them in today's video, and don't forget to subscribe not to miss out on new educational videos.