The ancient Egyptians are believed to be the first to invent a four-legged seat with a back, better known to most as a chair. The earliest examples have been found in tombs dating as far back as 2680 B.C.Know More
The first chairs were low to the ground, ornately carved, and reserved for royalty and members of the priesthood. During the Renaissance, chairs became lighter and more varied in style. As life became more social, chairs became more prevalent.
By the 1800s, most American households had enough chairs for every family member. However, it wasn't until the 1900s that designers looked beyond the ancient materials of wood, animal hide and fabric and began exploring the possibilities of chair design with metal and plastic.Learn more about Inventions
While details surrounding the invention of the first bridge have been lost to time, a bridge in the Palk Straight is believed to be the oldest ever discovered. The first signs of civilization in the region date back 1,750,000 years ago, and the bridge is believed to be as old.Full Answer >
It is believed that Korean girls in the 17th century who were not allowed beyond the confines of their courtyard walls invented the seesaw to catapult themselves in the air high enough to glimpse the outside world, according to Patricia Newman.Full Answer >
While the specifics regarding who first invented the cannon are not known, it is believed that the Chinese fielded the first small hand cannons in the year 1260. Cannon designs in Europe continued to evolve throughout the 17th century.Full Answer >
It is believed that the first mechanical clock was invented in 723 or 725 A.D. by Chinese mathematician and monk Yi Xing, also spelled I Hsing. Rudimentary clocks existed prior to that in Europe, but they did not have the escapement mechanism that is characteristic of mechanical clocks.Full Answer >