Following is a transcript of the video. Narrator: If you look at Iron Man's first suit, the Mark 1, and compare it to the hero's nanotech suit from "Avengers: Endgame," a lot has changed.

Iron Man, the armored adventurer, is one of Marvel's most iconic superheroes. From his days as a second-string hero behind Spider-Man and the Hulk to headlining multiple animated series and, ...

The Jet Suit is a device from Gravity Industries that allows you to fly at 32 mph for up to nine minutes. It gives the wearer full control through five mini jet engines. There are two mini engines ...