Giant jet engines aim to make our flying greener

How much more efficiency can be wrung out of the jet engine - technology which is over 70 years old?

from BBC News - World https://ift.tt/2uWL4Ml

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Former US President Bill Clinton admitted to hospital with fever

The 42nd president is at a Washington DC hospital, and is in "good spirits", according to a spokesman. from BBC News https://ift...