The Dark FrontierBy: Jeffrey Marlow An awe inspiring and panoramic investigation into the hidden world of the deep sea a mysterious, unforgiving landscape whose secrets radically revise our understanding of life on earth. The deep sea is one of our planet's last frontiers. For most of human history, it has been a remote realm shrouded in obscurity. But here, where the light cannot reach, lies a strange, wonderful and breathtaking world, teeming with scientific marvels