Walter Biscardi runs his travel business remotely from cruise ships for three months each year. He said WiFi reliability has improved, but video calls and finding power outlets can be challenging.

RANDERS, Denmark—Joergen Andersen’s usual commute takes him by boat to a 30-foot-long rope ladder dropped down the side of a ship in rolling seas. Before he clambers up the hull to reach the ship’s ...

Robert and Nancy Houchens desired an unconventional retirement lifestyle. The couple, from North Garden, Virginia, outside of Charlottesville, had worked at an RV campground and spent decades hearing ...