Antelope Valley Press15 小时
Boom Supersonic set for flight
Boom Supersonic will attempt its second supersonic flight on Monday, nearly two weeks after its first successful foray ...
WQOW13 小时
Supersonic jets are making a comeback. Here’s what that means for air passengers
American company Boom Supersonic flew faster than the speed of sound with its XB-1 supersonic demonstrator aircraft. It’s now ...