What you think about it? I think its production of electric city from soil.
[OT]I did not know that Poes.
It makes total sense though. I just insert mindless thugs here.
Did YOU know that measurable individual IQs decrease as people gather in groups?
To quote Dr. House - “People don’t bug me until about the time they grow teeth!”
or self-righteousness leading to pitchforks and torches.[/OT]
For the time being it’s cell phone.
My brain - without it you imaginary friends and fairytale people would have never come into existence. 
BE-dazzler
An item used to attach shiny beads to other objects in such a way as to make them dazzle.
Once an extremely popular infomercial item.
For me I think the all time greatest invention for me are:
internet
computer
telephone
electricity
The valves/tubes that they replaced was a more significant invention. Transistors just made the circuits smaller (and microchips made them even smaller).
In the last century, the transistor.
language or the wheel boot
I can’t decide
[FONT=“Georgia”]- Science!
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[FONT=“Georgia”]- The camera!
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[FONT=“Georgia”]Really hard to decide.
Depends on how you define, “greatest”.
Off the top of my head I’m thinking,
- The telescope
- The car
- The airplane
- The printing press
- The Internet
- The atomic bomb
- The gun
- The radio
- Television
- Stone tools (as Rob said)
- Vaccination
- Art !
- Philosophy (the ones that make sense, that is)
- Music
- Law
[/FONT]
mankind. oh, waith… thats not really an invention - or is it…?
The stone axe
Without that no inventions would have been possible, even the wheel
internet… No doubt
The wheel.
Akismet.
thats a tough question…but i guess internet would be my top choice
The invention of wheel, Television,internet,Google… and Lip gloss and Mascara!
Maybe lasagne
or computers