NASA also said the first astronauts had to be military pilots with experience in test flying airplanes.

VOA: special.2009.06.10

After the company of Mr de Botton, your next flying experience will be different.

ECONOMIST: Business travel

This has made the flying experience even more difficult, particularly for the business travelers that provide most of the revenue.

FORBES: How to Expect the Unexpected

Though some say the fuel smells like fast food, the cooking oil is safe for powering jumbo jets and provides exactly the same flying experience.

BBC: Cooking oil powers transatlantic flights