Deep sea BREAKTHROUGH: UK scientist solves mystery of 520-million-year-old 'MONSTER' A UK scientist has solved the mystery of the origins of a sea creature known as the comb jelly after the discovery of a 518-million-year-old fossil. Share: Facebook Twitter Google+ Stumble Digg Email ThisBlogThis!Share to XShare to Facebook Related Posts:AI TAKEOVER: Robot finishes China university exam faster than ANY studentScientists find 'proof aliens exist as samples from ISS reveal something extraordinary'Huge fireball lights up sky over Devon - and it's been caught in this dramatic videoMt St Helens: Fears volcano responsible for deadliest eruption in US history is RECHARGING300,000-year-old 'oldest ever' human fossils reveals SHOCK origin of mankind in MoroccoDigging the Graveyard of Oil’s Past