The jetpack, the flying car, free electricity for the world – all these ideas are way ahead of our time in the practical sense.
With time on our side, however, the idea of what’s out of our technological reach is always changing. Circuits get smaller, engines get more efficient, bored scientists find new and interesting solutions to unusual problems.
Then that cutting-edge stuff becomes commonplace and gets used as a foundation to go a little deeper, rattle a few more technological sabers.
For example, we couldn’t explain to you how a flush toilet works, but ancient Minoans were building them in 18th century BC.
Here’s a collection of this and 7 other inventions that were simply ahead of their time.
Originally published on Business Insider Australia