We asked a pilot to explain how high planes fly and why they need to maintain cruising altitude. Here's what he had to say.

Every flier waits to hear those magic words after takeoff: “We have reached cruising altitude ... Leisure most transport category aircraft can fly at high altitudes, but their performance ...

[Related: The illuminating tech inside night vision goggles, explained] Controllers take into account the compass direction an aircraft is flying in ... airplanes up to high altitude, pull the ...

Even though you’re inside the aircraft, because of the high altitudes, you’re actually experiencing stronger UV radiation, ...

Pressure altitude is used to determine aircraft performance calculations for flights. It is used when landing, taking off, and in flight. It also allows you to determine how high you are flying in ...

Ever wondered what it takes to be a commercial airline pilot? Here's what to know about the process, and how it keeps ...

can fly at an altitude upwards of 50,000 feet, which is significantly higher than commercial aviation or medium-altitude, long-endurance (MALE) aircraft." It's designed for high-altitude ...