A Canadian expert says not getting storms right could lead to infrastructure damage from unprepared coastal cities, but also costs associated with unnecessary evacuations. 

The Mayflower has no crew and is powered by artificial intelligence. Despite a slight hiccup, the vessel just became one of the first of its kind to cross the Atlantic.

With a splash of Plymouth gin, the U.S. ambassador to Britain officially launched a ship named Mayflower on Wednesday, 400 years to the day after a wooden vessel with that name sailed from an English port and changed the history of two continents.