Quiet supersonic jet will halve the time it takes to get around the globe (express.co.uk) 6 points by utopian3 6y ago ↗ HN
[–] IXxXI 6y ago ↗ Needs fuel efficiency and MPG numbers in contrast to conventional jet liners.Double the speed could consume roughly 4 times the fuel, per distance. A point I would like to see them address with concerns relating to fossil fuels and climate change.
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[ 1.7 ms ] story [ 16.0 ms ] threadDouble the speed could consume roughly 4 times the fuel, per distance. A point I would like to see them address with concerns relating to fossil fuels and climate change.