The complex life cycle of a jumbo jet – and why you might be better off in an older model

The complex life cycle of a jumbo jet – and why you might be better off in an older model

From initial testing to retirement, here’s everything you need to know about the lifespan of the largest aircraft on the planet

Karel Knip encounters riddles and incomprehensible phenomena in everyday reality. This week: contrails have always had their enemies, but thirty years ago they came into extra bad odour.