The two-seater XB-1 is being used as a guinepig ahead of a 55-seater supersonic passenger jet A FUTURISTIC “mini-Concorde” capable of flying from London to New York in less than four hours could ...

This is the XB-1 Supersonic, a new kind of plane that hopes to have passengers travelling at supersonic speeds by the 2020s – and it’s got the backing of Richard Branson. Dubbed a mini-Concorde, the ...

Sir Richard Branson has lent support to a new plane unveiled in Denver yesterday, which aims to make a 3.5-hour flight from London to New York for an ''affordable'' $5,000 return fare. Branson has the ...

Add Yahoo as a preferred source to see more of our stories on Google. The sonic boom itself is inaudible and uneventful to passengers on board [Boom Technology] This is the XB-1 Supersonic, a new kind ...