Important Inventions Thousands Of Years Old That Are Still Used Today
When you hear the words invention and technology, your eyes may glaze over with visions of a Blade Runner-esque future. However, as you will find out, sometimes inventions are so perfect that they never go out of style, and we should celebrate that.
The Pulley
The pulley, thought to be first invented at least 3,000 years ago, is a simple machine whose purpose is to reduce the amount of equivalent force required to move something.