Surfers caught waves as tall as 50 feet high Sunday in Hawaii, producing epic rides and wipeouts during the Eddie Aikau Big Wave Invitational. More than 20,000 spectators showed up at Waimea Bay ...

Big waves from hurricanes like Irene in 2011 or Superstorm Sandy last October or even nor’easters like one that lingered in Delaware last week erode shorelines and the beach and dunes. But it turns ...