With their charismatic faces and extraordinary head-turning ability, owls are one of our best-loved birds. And yet it's rare to catch more than a glimpse of one in the wild. These mysterious birds haunt our night, floating through the darkness with an eerie silence. But how do they see in the dark? And how do they fly so silently? Through the eyes of two special barn owl chicks, and with the help of leading scientists, Natural World reveals the magic behind owls' superpowers.