Bartolomeo Cristofori invents the piano
The piano is an acoustic, stringed musical instrument invented in Italy by Bartolomeo Cristofori around the year 1700 (the exact year is uncertain), in which the strings are struck by hammers.
Inventors
Wilhelm Schickard invents the mechanical calculator
His machine was composed of two sets of technologies: an abacus made of Napier’s bones and a dialed pedometer to perform additions and subtractions.
Zacharias and Hans Jansen invent the compound microscope
The microscope was said to have a magnification of 3x when fully closed, and 9x when fully extended.
Sejong the Great creates Hangul, the Korean alphabet
Known as Hangul in South Korea or Chosŏn’gŭl in North Korea, it is still the official writing system of Korea, both South Korea and North Korea.
Johannes Gutenberg invents the printing press
A printing press is a device for applying pressure to an inked surface resting upon a print medium (such as paper or cloth), thereby transferring the ink. This was a dramatic improvement on earlier printing methods.
Gersonides invents the Jacob's staff
In its most basic form, a Jacob’s staff is a stick or pole with length markings; most staffs are much more complicated than that, and usually contain a number of measurement and stabilization features.
Humans of Holland invent wooden clogs
Wooden clogs originated in Holland, eventually spreading to France, England and Scandinavia. The clog shoe became the most common work shoe in Europe throughout the Industrial Revolution era.
Zhang Heng invents the seisometer
A seismometer or seismoscope is an instrument that detects and measures the motions of the ground as a result of seismic waves gushing from an earthquake, volcanic eruption or powerful explosion.
The astrolabe is invented, perhaps by the Appolonius of Perga in Greece
An astrolabe is an elaborate inclinometer, historically used by astronomers and navigators to measure the inclined position in the sky of a celestial body, day or night.
Early Scandinavians invent the longship
Originally invented and used by the Vikings for commerce, exploration, and warfare, many of the longship’s characteristics were adopted by other cultures.