When Neil Armstrong and Buzz Aldrin stepped foot on the moon in 1969, they assisted to seal the concept of a “moonshot”– an objective or accomplishment that challenges what we believed was possible.

While couple of moonshots determine up to the Apollo program, a number of the world’s biggest developments were as soon as considered likewise out-of-reach.

Virtual truth, for instance, was the province of sci-fi prior to it came to life. And the idea of DNA fingerprinting even boggled its creator up until he saw it work for the very first time.

Here are a few of the world’s greatest moonshot concepts that ended up being real-life developments.