The greatest tools in history do more than solve common problems. They redefine and reshape humanity. The wheel provided us with motion, the printing press with freedom of thought, and the microchip ...

Long before the first sparks of civilization — or even humanity as we know it — our ancestors were already inventors. On the ...

Among some people, it changed their lifestyles, brought comfort in daily lives, improved health, education, and business.

The very first humans millions of years ago may have been inventors, according to a discovery in northwest Kenya. Researchers ...