Air travel safety protocols often raise questions—like why tray tables must be locked, window shades open, and seats upright during takeoff and landing. While such precautions are routine, one ...

Every time you fly, you sit through the same safety demonstration, where flight attendants explain how to put an oxygen mask over your face and use your seat cushion as a flotation device. They also ...

NEW YORK ‒ If you try to use the emergency exit at a New York City subway station, you may find it won’t let you out ‒ at least not right away. As a part of a sprawling effort to prevent riders from ...