The first internal combustion engine was invented by the French engineer J.J. Etienne Lenoir in 1859. It was a gasoline engine with an ignition system. The engine was able to run continuously.Know More
There were earlier attempts to build an internal combustion engine, such as the engine built by the Dutch physicist Christian Huygens in 1680. This was a cumbersome device and did not work on gasoline as gasoline was yet to be discovered.
In 1888, Nikolaus Otto built the first successful four-stroke engine. In that same year, Sir Dougald Clerk built the first two-stroke engine. In 1891, Joseph Day made changes to this engine invented by Sir Dougald Clerk, and it became commercially successful.Learn more about Inventions
StyleList claims that Egyptians invented the first version of the flip-flop sandal around 4000 B.C. The oldest existing pair of flip-flops is on display at the British Museum.Full Answer >
Evidence of lotion salves date back to 3,000 B.C.E. Lotions were invented using natural ingredients, such as red ochre and animal fat. Commercially manufactured lotions were invented in the late 19th century.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 >
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 >