There’s a difference between the world’s most affordable place to live and the cheapest places to qualify for residency. When ...

Four uncrewed robotic sailboats known as “Voyagers” have been put into service by the Danish Armed Forces for a three-month operational trial. They are built by California-based Saildrone.

At a time of rising tensions, Europe is reviving bunkers. Greece has a vast WWII network of bomb shelters, yet few can be ...

John R. Platt is an environmental journalist and editor covering endangered species, climate, pollution and related topics. Blue Grotto in Malta, reachable only by a specially licensed boat, is ...

McDonald's has outlets in over 100 countries, so we took a look into the global chain's affectionate nicknames, some of which ...