At Mach 3, when an SR-71 Blackbird explodes at 78,000 feet, physics says no one walks away. The titanium airframe that ...

The North American XB-70 Valkyrie embodied a once-dominant creed: outrun defenses at Mach 3 and 70,000 feet. -The prototype ...

Hypersonic planes could fly from Sydney to Los Angeles in just an hour. What's standing in the way of such ultra-fast planes ...

Safety razors split the difference. The handle can travel in your carry-on, but the double-edge blades cannot, so stash any ...

OpenAI is rolling out access to the viral Sora 2 app for users in the US, Canada, Japan and South Korea, but only for a limited time. Katelyn is a writer with CNET covering artificial intelligence, ...

A laser-powered experiment reveals turbulence secrets that could make hypersonic flight — and one-hour global travel — a ...

The United States has built almost all of the world’s most expensive aircraft—typically for niche roles such as stealth ...

The initial launch in late 1960 was also the first live Nike Hercules test ever conducted adjacent to a metropolitan area.