From a competition among the world’s militaries to create weapons that can hit targets 1,000 mi. away within minutes, to innovations that could enable rapid civilian travel from New York to Hong Kong and multi-stage access to space, the pursuit of hypersonic technologies are pushing the limits of national budgets and the laws of physics.

The first “personal” jet’s popularity is soaring on a single engine.

Ask the Editors: The best way to understand the fate of the SpaceJet is to look to the parent company, Mitsubishi Heavy Industries.

Despite the high level of cabin health protection, suppliers are ready to sell dedicated antimicrobial coatings and systems.

Waffling politicians usually are nothing to celebrate, but this time President Donald Trump was right on the money.

If China closes its borders to jetliner imports, the C919 and CR929 will enjoy very solid production runs.

Critical challenges remain to be overcome before air-breathing hypersonics can be applied to wider roles.

Flight testing will increasingly augment ground tests as U.S. hypersonic development transitions to operational vehicles.