A regional jet made an emergency landing in Cedar Rapids, Iowa, on Thursday evening after a passenger tried to open an emergency exit door and got into an altercation with a flight attendant.

No, unruly passenger: You can’t physically open a plane door midflight. ... Airplane cabins are pressurized, which lets people breathe normally even when flying at about 35,000 feet in the air.

The most talked-about airplane rental concept to come along in recent memory is officially open for business with the launch of OpenAirplane, a network of FBOs and flight schools that lets pilots ...