Chinese Researchers Built Hypersonic Aircraft Prototype Using Design Scrapped by NASA

Northrop Grumman X-47, a DARPA designed unmanned combat aerial vehicle. DARPA/Wikimedia commons

Chinese researchers say that they’ve built a prototype hypersonic flight engine based on a NASA design that was scrapped more than two decades ago.

The development comes months after the Chinese regime tested a nuclear-capable hypersonic missile that reportedly took U.S. intelligence by surprise.