The VS-300, the world's first functioning helicopter, was invented by Igor Sikorsky. The patent was granted to Sikorsky on March 19, 1935, following his initial application on June 27, 1931.Know More
It was constructed by the Vought-Sikorsky Aircraft Division of the United Aircraft Corporation, and successfully piloted by the inventor himself on May 13, 1940, following an initial tethered test of only a few seconds in September of the previous year.
Following its successful free flight, the VS-300 became the standard for helicopter manufacture around the world. Earlier versions of the helicopter, all unsuccessful, had included Thomas Edison's, which had a volatile gun cotton-powered engine, and Louis Charles Breguet's Gyroplane #1, which was likened to a bunch of windmills lashed together.Learn More
The first working railway steam engine was built by Richard Trevithick in 1803. Called the Pennydarren, Trevithick's invention was powerful enough to pull 10 tons of iron, five wagons and 70 passengers on a 9-mile journey that took 4 hours and 5 minutes.Full Answer >
The comb is such a basic human tool that historians have no way to know who the inventor of the first comb was. Combs that have been found by archaeologists have been located in settlements from 5,000 years ago in Persia.Full Answer >
It is unclear when the first skipping rope was invented, but there is evidence of activity of playing with a jump rope originated in China and also in Egypt in 1600 AD. Many painters during medieval Europe depict children jumping ropes on cobbled streets.Full Answer >
Peter Henlein invented the first portable time piece in 1504. The first person to attach a portable time piece to his wrist with a piece of string was Blaise Pascal.Full Answer >