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Há 1 dia · 19th century 1800s. 1800: Alessandro Volta invents the voltaic pile, an early form of battery in Italy, based on previous works by Luigi Galvani. 1802: Humphry Davy invents the arc lamp (exact date unclear; not practical as a light source until the invention of efficient electric generators).
Há 5 dias · Charles Darwin (born February 12, 1809, Shrewsbury, Shropshire, England—died April 19, 1882, Downe, Kent) was an English naturalist whose scientific theory of evolution by natural selection became the foundation of modern evolutionary studies.
- Adrian J. Desmond
- What is Charles Darwin famous for?Charles Darwin’s theory of evolution by natural selection is the foundation upon which modern evolutionary theory is built. The theory was outlined...
- What is evolution, as Charles Darwin understood it?Charles Darwin’s theory of evolution had three main components: that variation occurred randomly among members of a species; that an individual’s t...
- What was Charles Darwin’s educational background?Growing up, Charles Darwin was always attracted to the sciences. In 1825 his father sent him to the University of Edinburgh to study medicine. Ther...
- What was Charles Darwin’s family life like?Charles Darwin was born in England to a well-to-do family in 1809. His father was a doctor, and his mother—who died when he was only eight years ol...
- What were the social impacts of Charles Darwin’s work?Charles Darwin’s theories hugely impacted scientific thought. But his ideas also affected the realms of politics, economics, and literature. More i...
Há 1 dia · Often regarded as the "father of the computer", he conceptualized and invented the first mechanical computer in the early 19th century. After working on his revolutionary difference engine , designed to aid in navigational calculations, in 1833 he realized that a much more general design, an Analytical Engine , was possible.
Há 1 dia · Sewing machines emerged in the 19th century streamlining clothing production. Textiles were not only made in factories. Before this, they were made in local and national markets. Dramatic change in transportation throughout the nation is one source that encouraged the use of factories.
Há 3 dias · By the end of the 19 th century, Matthias Baldwin's company became the largest single-plant locomotive builder in the world and dominated the market for over one hundred years, manufacturing approximately 59,000 locomotives.
Há 2 dias · The ‘summer read’ is a 19th century invention. The term “beach read” first appeared in literary periodicals around 1990, according to an article by the Los Angeles Public Library — though it’s unclear who coined it.
Há 3 dias · Barbed wire, a ubiquitous symbol of boundary and security, has a history that stretches back to the 19th century. While its invention is often attributed to Joseph Glidden in 1873, the story of barbed wire’s development is more nuanced, involving multiple inventors and iterations over time.
