Although magnets were not invented, they were discovered by either the ancient Greeks or the Chinese. According to a legend, a Greek shepherd accidentally discovered lodestones in an area called Magnesia. Lodestone contains magnetite, which is a mineral found in nature as an iron ore.Know More
However, the ancient Chinese also were familiar with lodestone and its magnetic properties. Nearly 4,500 years ago, they used lodestones in divining devices and mariner compasses. For these ancient people, lodestone magnetism was a natural phenomenon that was not understood.
It was not until the 1600s that magnetism began to be studied and understood by men like Peregrinus and William Gilbert. In 1820, Hans Oersted showed that there was a relationship between electricity and magnetism. Another important person that worked on magnetism and its relationship with electricity was James Clark Maxwell.Learn More
Dr. James Naismith is credited for inventing netball. The no-dribble game was a spinoff of basketball that he invented in 1891 at a YMCA in Springfield, Mass.Full Answer >
Several products and procedures were invented in 1974. One example is the Post-It Note, which was created by American Arthur Fry. Since their invention, Post-It Notes have been sold in over 100 countries across the world and are still used over 40 years later.Full Answer >
Badminton was not invented by one specific person. The sport has its roots in ancient games, such as battledore and shuttlecock. The modern sport developed in India, where it was known as "poon." British soldiers stationed there brought it back to England in the mid-19th century.Full Answer >
Yogurt has been part of the human diet since around 6000 to 5000 B.C and was first made in Central Asia. Yogurt sold in its frozen form was invented in the early 1970s by a dairy operator from New England named H.P. Hood.Full Answer >