yes
The Coffee Filter and The idea of the ornithopter was thought up.
The concept of an ornithopter, a machine designed to mimic the flight of birds by flapping its wings, has been around for centuries. The first recorded attempt at creating an ornithopter was by Leonardo da Vinci in the late 15th century, although functional designs did not emerge until much later, in the 19th and 20th centuries.
leonardo da vinci, who invented the ornithopter...
1908
1908
John Dixson invented the eraser in 1908. See also: Who invented erasers?
John Dixson invented the eraser in 1908. See also: Who invented erasers?
helicopter
It moves quick, speedy, and fast. Those are three adjectivesw I know to describe how a ornithopter moves.
An ornithopter is a type of aircraft that flies by flapping its wings, mimicking the flight of birds. An example sentence using the word ornithopter could be: "Leonardo da Vinci's sketches of ornithopters demonstrated his fascination with the mechanics of bird flight."
It was invented in 1908 by Henry Ford
1908