To this day, it holds the records for the highest altitude in horizontal flight and the fastest speed for a non-rocket powered aircraft. It was part of a family of spy planes built to venture into ...

What You Need to Know: After the 9/11 attacks, there was serious consideration of bringing the retired SR-71 Blackbird back ... to cancel it and thought the spy plane too valuable to be put ...

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 ...

During the Cold War, the SR-71 Blackbird spy plane could fly higher and faster than any other -- and 55 years after its first flight, it still does.Get the full story in the video below ...

To this day, it holds the records for the highest altitude in horizontal flight and the fastest speed for a non-rocket powered aircraft. It was part of a family of spy planes built to venture into ...