Royal Aeronautical Society26 分钟
And then there was one... are we ready for single pilot airliners?
Ahead of the RAeS Flight Operations Conference on Single Pilot Operations in March, Capt SEBASTIAN HALL from Emirates ...
How beer sludge is being turned into vegan milk and leather
Scientists and industry are finding unusual new uses for brewers' spent grain – from vegan milk and leather to baked goods ...