Aircraft

Why the Boeing 777X Has Folding Wingtips — and How They Actually Work

A technical explanation of the Boeing 777X folding wingtip, why the aircraft needs it, how the high-span composite wing improves efficiency, and how the design preserves airport compatibility.

Airbus

How the Airbus A220’s Geared Turbofan Engines Work — and Why the Gearbox Matters

The Airbus A220 is powered by Pratt & Whitney PW1500G geared turbofan engines, and the word “geared” identifies the most important architectural difference between...

How the Airbus A321XLR’s Rear Centre Tank Makes 4,700-Nautical-Mile Single-Aisle Flights Possible

The Airbus A321XLR looks closely related to the A321neo from the outside, yet its long-range capability depends on a substantial structural change hidden beneath...

Boeing

Airports

How PAPI Lights Tell Pilots Whether an Aircraft Is Too High or Too Low

Four small light units beside a runway can tell a pilot something extraordinarily useful without transmitting a radio signal or calculating the aircraft's position:...

Fear of Flying

Airlines

Routes

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