Inventions and Discoveries
What are the 5 most important inventions and discoveries of the last 2000 years? By "important" I mean inventions and discoveries which changed society in a dramatic way. Tomorrow I post my first choice...
Look at a picture in a newspaper. If you look closely enough, if you have a sharp focus, if you care to look, you will see the grey is made of black and white. I'm a Christian, a husband, a dad, a homeschooling parent and a Canadian. And I hope to bring some focus, thought and logic to everyday life.
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