A computer is a general purpose device that can be programmed to carry out a finite set of arithmetic or logical operations. Since a sequence of operations can be readily changed, the computer can solve more than one kind of problem.
Charles Babbage's Difference Engine is considered the world's oldest, programmable computer.
humans
The abacus.
Drinking
the internet
The Grand Canal of China is the oldest canal. The Lingqu Canal is the oldest contour canal in the world.
the oldest book was called secrets the oldest book was called secrets
A very debatable subject, however, I believe that either the Inca or Maya was the first earliest "real" and "organzied" civilization.
the worlds oldest tutle was killed by very hungry sailors
the worlds oldest salamander was 100 years but then it died on its 101st birthday
The world's oldest weapon is believed to be the stone-tipped spear, dating back to over 500,000 years ago. This simple yet effective tool was used for hunting and self-defense by early humans.
The oldest known vegetable is the pea.
Prostitution
The world's oldest monkey on record was a female Coquerel's sifaka named Jovian, who lived to be 29 years old at Duke Lemur Center in North Carolina. Monkeys typically have a lifespan of 20-40 years, with some species living longer in captivity due to better care and medical treatment.
Skiing originated in Norway, and it was used by the people there to get along quicker while hunting. It is also considered the worlds oldest sport.