A Norwegian cruise ship, with hundreds of passengers, losing power and navigation systems after a rogue wave slammed into the ship as it was sailing through a storm near Denmark. Marcus Moore reports. https://abcn.ws/2XvP3JQ | ABC World News Tonight with David Muir

Rogue waves - enormous, spontaneous surface waves in the open ocean - were once the tall tales of sailors. They are waves that reach 2-3x taller than the largest average waves in the area, reaching heights of 75 – 100ft. With the help of a ESA satellite survey, the scientific community now accepts they happen frequently. What causes rogue waves? Support Dianna during her recovery at - https://www.patreon.com/join/physicsgirl http://physicsgirl.org/ http://twitter.com/thephysicsgirl http://facebo