Add Yahoo as a preferred source to see more of our stories on Google. The Dynasphere, an electronically gas-driven monowheel vehicle, being tested on Brean Sands by its inventor, John Archibald Purves ...

Stacker has chronicled social, scientific, and business inventions that changed America over hundreds of years.

Looking through the rubble of ancient civilizations, archaeologists have uncovered inventions so sophisticated they challenge everything we think we know about technological progress. While we often ...

Throughout history, humanity has displayed a remarkable talent for getting things spectacularly wrong when it comes to innovation. We’ve dismissed world-changing inventions as “useless toys,” invested ...

But despite the countless numbers of interesting, useful, and even groundbreaking inventions on the market, many other bizarre creations in history barely made it beyond their initial prototypes.