The 21-Second Jetpack: When Sci-Fi Nearly Took Flight

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by History Archives

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08.26.2026



For a brief moment in the 1960s, it looked like the future from science fiction had finally arrived. πŸš€

It was called the Bell Rocket Belt, developed by engineer Wendell F. Moore for the U.S. Army, who hoped to create flying soldiers.

After years of development, the device made its first untethered public flight in 1961, amazing crowds as a man effortlessly lifted off the ground and flew through the air.

It became a cultural icon, featured at the 1964 World’s Fair and even used by James Bond in the 1965 movie *Thunderball*.

But there was a significant problem that kept it from changing the world.

The hydrogen peroxide fuel, while powerful, was consumed so quickly that the total flight time was only about 21 seconds. It could travel just a few hundred feet before landing.

This severely limited any practical military or civilian use. The U.S. Army eventually lost interest and the project was shelved.

While the dream of a personal jetpack for everyone never took off, the Bell Rocket Belt remains a powerful symbol of American ingenuity and the timeless desire to fly. πŸ‘¨β€πŸš€

Sources: Bell Aerosystems company records, U.S. Army development archives.

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