Peanut butter
Peanut butter
The spear.
Without the spear, man would still be running away from giant beasts with big fangs.
The spear allowed man to turn around and kill those animals, and the high calories and quality protein from eating them allowed man to grow a big old brain and invent other things. So the spear made all other inventions possible.
language
The marvelous internal combustion engine.
Korea's invention of printing. Changed mankind forever.
circumcision. it lets the creator identify his chosen people.
Soft-serve ice cream.
antiseptics
Without the wheel most of the things mentioned never would have happened.
I can't comprehend technologically complex inventions. I've long thought the revolving door was the greatest invention. When faced with the problem of how to keep warm air in a building and cold air out, someone thought of this, and it seems like pure genius in its simplicity and effectiveness. Lately I've thought nail clippers might come close. I'm sure I would have been unable to get scissors out of my mind, and again, it's just so simple and effective with that little lever that swivels around.
you guys are all idiots. obviously wireless signals is the greatest invention of all time. mankind basically invented something that travels at the speed of light.
use a spark gap transmitter
EPO
Concrete...or gunpowder.
University of California at Berkeley
The Bessemer Process - sparked the second industrial revolution and was one of the first inventions to demonstrate that careful application of advanced scientific principle could develop new technology.
Writing.
Engineers at Busicomm Inc, Japan, a calculator company, attempting to lower costs for their scientific calculators so they can be sold at a rock bottom price point to developing countries, designed hardware that that would execute firware codes to perform calculations. Hence the microprocessor was invented.
no love for Hair in a Can or Veg-a-matic.
portable fire gotta be in the mix
A mirror is one of them. Not for vain reasons. It is the top items you want if you are stranded in the desert.