Uber is branching out way down under
                                
                                
                                    (Newser) -
                                    Your submarine ride-share awaits in Queensland, Australia. Thanks to Uber, what's touted as the world's first submarine ride-share launches Monday, offering users a one-hour submarine tour of the Great Barrier Reef, as well as free pickup and a return helicopter or pontoon trip, per  CNN . The "once-in-a-lifetime...