Where were wigs first invented?

The new item was first used on Lake Pepin in Minnesota.

Later in 1840, Rowland Hill invented the stamp, which was paid for by the sender, not the receiver.

Matzeliger never benefited financially from his inventions. He died in 1889 at the age of 37 from tuberculosis.

Unfortunately Blount could never get anyone to buy her invention. Finally, in 1952 she sold the rights to the French government.

It was originally called the 'Epsicle' in his honor. (I can see why that name didn't catch on).

This was a plastic potato-shaped body on which you could stick different features, such as eyes, ears, etc.

The first message ever sent over what is now called the Internet took place at 10:30PM on October 29, 1969. Back then, the Department of Defense called it ARPAnet (Advanced Research Projects Agency network).

Dr. Hans von Ohain and Sir Frank Whittle are recognized as the co-inventors of the jet engine. Each was working separately and knew nothing of the others work. Although Whittle started first, von Ohain was first to design and develop a turbojet engine to power an aircraft.

Of the many honors received by both, the most significant honor was probably "The Charles Draper Prize" in 1992 which was given to both Hans von Ohain and Sir Frank Whittle for their efforts and contributions to aviation and mankind. "The Charles Draper Prize" is recognized as the equivalent to the Nobel Prize in technology.

On December 23, 1947, William Shockley, Walter Brattain and John Bardeen, of Bell Labs, announced their discovery of the point-contact germanium transistor to management.

Fuel cells were invented in 1839 by Sir William Grove.