- The challenges of building a hypersonic airliner http://www.bbc.com/future/story/20150914-the-challenges-of-building-a-hypersonic-airliner 45 comments
- Could an airliner that flies anywhere in under 3 hours be in service by 2030? One estimate puts the cost one way at €5,000 (£3,700) per seat for a Brussels to Sydney trip. The challenges of building a hypersonic airliner. X-Post. http://www.bbc.com/future/story/20150914-the-challenges-of-building-a-hypersonic-airliner 7 comments space
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