The ancient Egyptians were seriously ahead of their time, and some of their tech still leaves us scratching our heads today! For example, we still can't quite figure out how they built the pyramids with such precision and massive stones without modern machinery. And then there’s the mystery of their medical tools—they had instruments for surgeries that look surprisingly advanced, even by today’s standards. The Egyptians also made batteries out of clay pots that could generate electricity—way before electricity was even a thing! Their use of a type of concrete that’s stronger than some modern versions also has scientists stumped. These mysteries make you wonder just how much they really knew and what other secrets they took with them.