Modern Engineering Marvels on MSN

Mach 9.6 still matters: X-43A proved hypersonic flight can’t be simulated away

The set of problems that have never had a “just run it in the tunnel” has never had a hypersonics set. What X-43A has brought ...
Morning Overview on MSN

The 10 fastest aircraft in history and the insane speeds they reached

From experimental rocket planes to Cold War spy jets, the fastest aircraft in history pushed far beyond what engineers once ...