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The Model T revolutionized transportation in the early 20th century. A junction of the Interstate Highway System in California The technology for creating an automobile emerged in Germany in the 1870 and 1880s: Nicolaus Otto created a four-stroke internal combustion engine , Gottlieb Daimler and Wilhelm Maybach modified the Otto engine to run ...
Early 3rd century: Woodblock printing is invented in Han dynasty China at sometime before 220 AD. This made China become the world's first print culture. [300] Late 3rd century – Early 4th century: Water turbine in the Roman Empire in modern-day Tunisia. [301] [302] [303]
Sedentary lifestyles, due to labour-saving devices and technology, along with the increase in home entertainment and technology such as television, video games, and the internet contributed to an "epidemic" of obesity, at first in the rich countries, but by the end of the 20th century spreading to the developing world.
The Second Industrial Revolution, also known as the Technological Revolution, [1] was a phase of rapid scientific discovery, standardisation, mass production and industrialisation from the late 19th century into the early 20th century.
The electric flash-lamp is a device that uses an electrical circuit to trigger a fuse to ignite explosive powder such as magnesium, for a brief sudden burst of bright light "flash" from a chemical reaction of flash powder burning. It was principally used for flash photography in the early 20th century, but had other uses as well.
Electrification spread rapidly in the 20th century. At the beginning of the century electric power was for the most part only available to wealthy people in a few major cities. By 2019, an estimated 87 percent of the world's population had access to electricity. [98] Birth control also became widespread during the 20th century.
The Machine Age [1] [2] [3] is an era that includes the early-to-mid 20th century, sometimes also including the late 19th century. An approximate dating would be about 1880 to 1945. An approximate dating would be about 1880 to 1945.
The Information Age [a] is a historical period that began in the mid-20th century.It is characterized by a rapid shift from traditional industries, as established during the Industrial Revolution, to an economy centered on information technology. [2]