Lockheed’s ‘Son of Blackbird’ spy plane might already be here

Lockheed’s ‘Son of Blackbird’ spy plane might already be here

That’s why Lockheed’s secretive Skunk Works team has been developing the SR-72, dubbed “Son of Blackbird“, since at least 2007. This next generation spy plane will reportedly exceed its predecessor in nearly every way. Rumored to be powered by an air-breathing scramjet engine, the SR-72 will conceivably be capable of topping Mach 6 (4,000MPH), granting …