For decades, supersonic passenger travel has occupied an odd place between aviation history and science fiction. Concorde proved that an airliner could cross the Atlantic in less than four hours, but the aircraft disappeared from commercial service in 2003 after years of high operating costs, expensive fares, and a limited market. Now, a combination of new aircraft development, successful supersonic test flights, and changing U.S. regulations has made the possibility of high-speed commercial travel harder to dismiss. For business travelers, the biggest potential change is straightforward: journeys that consume most of a day could eventually consume only a few hours.

Caribbean vacation planning just got easier. Certain islands have figured out how to serve up pristine beaches without the side of stress. Safety doesn't have to be a vacation dealbreaker after all.

Your neighbor keeps feeding crows, and now hundreds gather outside your home every morning. Can you report it, or is it completely legal?

Your Airbnb listing mentioned security cameras but didn't say one overlooked the pool. Should hosts disclose exactly where cameras are located?