"Hypersonic" refers to speeds over Mach 5, or five times the speed of sound. That's approximately 3,800 miles per hour, a pace that could take you all the way around the equator in less time than it ...

One of Castelion’s Blackbeard missile prototypes was launched in September in Nevada. CREDIT: CASTELION The Pentagon is getting serious about hypersonic weapons, a technology that has eluded the U.S.

Stratolaunch may conduct a hypersonic test flight in the coming days from California's Mojave Air & Space Port. The company uses the world's largest aircraft, Roc, to launch its uncrewed, reusable ...

Stratolaunch may conduct another hypersonic test flight this weekend from California's Mojave Air & Space Port. The flights are part of a Department of Defense program to test advanced capabilities ...

Hypersonic flight could one day make long-haul travel as quick as a short movie. Researchers are testing how turbulence behaves at extreme speeds, a critical hurdle for designing these aircraft. Their ...

U.S. defense startup Castelion announced on Friday it will integrate its affordable, long-range, hypersonic strike weapons with operational Army and Navy platforms. Under the recently signed contract ...

WASHINGTON, Oct 24 (Reuters) - Defense startup Castelion said on Friday it has won contracts to integrate its Blackbeard hypersonic strike weapon with current U.S. Army systems, the first step toward ...

The United States is far behind Russia and China on hypersonic weapons development—and is working with international partners in an attempt to close the gap. The Southern Cross Integrated Flight ...

The U.S. continues to lag behind its adversaries in the hypersonic arms race. Both China and Russia likely have multiple operational hypersonic weapons, according to a recent congressional report, and ...

BARCELONA (AP) — Iran is boasting that it has hypersonic missiles and says it already has begun firing the cutting-edge weapons at Israel. There is no evidence that Iran has unleashed the missiles, ...

BARCELONA (AP) — Iran is boasting that it has hypersonic missiles and says it already has begun firing the cutting-edge weapons at Israel. There is no evidence that Iran has unleashed the missiles, ...