The US Army investigates the paranormal to see if future conflicts could be fought using mind control. Do these invisible powers truly exist? A boy loses his thumb in a horrific accident only to have it grow back thanks to a mysterious magical powder... (more). Do humans really have the power to regenerate our limbs? And, on a remote Indonesian island inhabited by Komodo dragons, archaeologists make an incredible discovery that could rewrite the history of human evolution. Did humans once share the Earth with a race of ‘hobbits’?