How NASA’s X-59 recycled decades-old plane parts to make silent supersonic flight possible

NASA’s X-59 Quesst experimental aircraft has taken a major leap forward, firing up its engine for the first time. This marks ...
Guessing Headlights on MSN

Crazy Military Vehicles That Somehow Existed

This article explores some of the most unconventional military vehicles ever created—from the spherical German Kugelpanzer to ...