This post is a good reminder that innovations are so often made by people with zero or little education. Scientists don't agree on when humans learned to contr

This post is a good reminder that innovations are so often made by people with zero or little education. Scientists don't agree on when humans learned to control fire. Some say 200,000 years ago, some almost 2 million years ago. But clearly, man learned to control and to make use of fire for heating and cooking, for agriculture and as weapons and even for machines long before anyone understood what it is or why it behaves like it does.