Yes, we know that flying is typically considered the safest way to travel. This doesn't change the fact that we're hurtling along tens of thousands of feet in the air, in a vehicle that still seems ...

Aircraft flying at higher altitudes require oxygen systems, which serve as either primary supplemental oxygen for unpressurized aircraft or for emergency pressurization loss in pressurized aircraft.

The oxygen masks that drop from airplane ceilings during emergencies contain enough breathable air for roughly 12 to 15 minutes—a fact airlines don’t exactly advertise in their cheerful safety ...