The invention of the bicycle and motorcycle occurred at different times:
Bicycle: The precursor to the modern bicycle, known as the "Draisine" or "running machine," was invented by Karl Drais in 1817. It was a human-powered machine with no pedals, and the rider would push it along with their feet. The modern pedal bicycle, as we know it today, with pedals and a chain drive, was developed in the 1860s and 1870s.
Motorcycle: The invention of the motorcycle is credited to several inventors and occurred in the late 19th century. The first practical motorcycle, known as the "Daimler Reitwagen," was built by Gottlieb Daimler and Wilhelm Maybach in 1885. It was powered by a small internal combustion engine. This marked the beginning of motorized two-wheeled vehicles.
Both inventions have evolved significantly over time and have become important modes of transportation and recreation.