Electricity was first used for a specific purpose in 1800 when Italian scientist Alessandro Volta created the first electric battery, the forerunner to the batteries in use today. This proved that electric energy could travel through wire and was the first step toward the invention of the light bulb.Know More
In 1816, the first energy utility in the United States was formed, and in 1821, the first electric motor was invented by British physicist Michael Faraday. The first electric industrial motors were introduced in 1837, two years before the first fuel cell was invented by Welsh judge and physicist Sir Robert William Grove.
It was in 1879, in San Francisco, that the first commercial power station opened using a Charles Brush generator and arc lights. This same year in Cleveland, the first commercial arc lighting system was installed. In Menlo Park, Thomas Edison demonstrated his incandescent lamp.
By 1882, the first American power plant was up and running, providing electricity for a square mile area in New York. This area served influential customers such as J.P. Morgan Chase and the Stock Exchange. It was still two more years before the general public adopted electricity and power plants were built in other areas.Learn more about Inventions
Plant extracts containing the active ingredient in aspirin have been used medicinally since at least 400 B.C., but the modern drug known as aspirin was first developed and patented by Bayer, a German pharmaceutical company. Bayer coined and trademarked the name "Aspirin."Full Answer >
Thomas Edison was an early proponent of "hello" being used to answer telephones, but the man who invented the phone, Alexander Graham Bell, preferred the use of "ahoy" as a receptive greeting. Though Bell favored "ahoy," "hello" was the first widely used greeting for answering a telephone, meaning that technically, nothing was said before "hello" became the telephone greeting.Full Answer >
Although paper was first invented in China during the second century B.C., it was not used for personal toilet necessities until the sixth century in medieval China. Joseph Gayetty is typically credited with inventing modern day toilet paper, creating it for commercial use in 1857.Full Answer >
Modern robots are used in a number of industries, ranging from medicine to manufacturing. Discussion of robots taking on jobs traditionally performed by human beings is rampant, and a study by Oxford University researchers indicates that nearly 50 percent of the U.S. labor market is at risk of being automated.Full Answer >