One can debate whether or not fire was a discovery or an invention. What is less debatable is that the advent of cooking changed human history and even human physiology.
Read more: Cooking Changed Everything
Liberal, conservative, progressive, mainstream: these are words that we use in conversation all the time.
Read more: Political Vocabulary
There are many other candidates for the list of the world's greatest inventions that one might consider besides the disposable diaper, the microwave oven and the thermos bottle.
Read more: World's Greatest Inventions (Part 2)
When I say the word technology to someone I wonder what image comes to that person's mind: a cell phone? a self-driving car? a computer?
Read more: World's Greatest Inventions Part 1
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