Great Inventions Thread

[Jmcculler662]

One that we use everyday, rechargeable batteries. Could you imagine dragging 200 feet of extension cords out every time you want to use a drill these days?

 

[NJFZ1]

Well Popular Mechanics magazine recently ran a story called "101 Gadgets That Changed The World" and the top five items were:

1. Mobile/Smartphone
2. Radio
3. Television
4. Hypodermic syringe
5. Personal computer

You can see the complete list here:

101 Gadgets That Changed The World - Top 101 Gadgets of All Time - Popular Mechanics

 

[bigbaddave43]

The motorcycle, Daimler-benz Germany, 1883 or there about. The first gasoline powered vehicle.