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What is a snake robot?

The utility of snake robots lies in their ability to conduct automated operations within confined and other difficult-to-navigate spaces that humans and larger robots cannot easily access. They have numerous applications, such as search and rescue, underwater excavation, medical research and spying. They are also helpful for exploration in hazardous environments, such as under water, radioactive enclosures and toxic or corrosive fluids.

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Why didn't the United States sign the Treaty of Versailles?

British prime minister David Lloyd George, French prime minister Georges Clemenceau, U.S. president Woodrow Wilson and other world leaders negotiated the Versailles Treaty as the official settlement between the Allied Powers and Germany after World War I in 1919. When Wilson brought the treaty back to the United States for ratification, the Senate refused to cooperate.\nThe largest opposing group, Senator Henry Cabot Lodge and the Reservationists, thought that the treaty should be revised before being accepted. The group especially objected to Article X, which allowed the League of Nations to ..

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Why is it called the Roaring Twenties?

During the beginning of the 20th century, America experienced a social revolution that drastically altered everyone’s way of living. As manufacturing and farming became easier with the use of machines, more goods were available for purchase. The boom in business also led to more jobs and thus more people with money to spend on the newly manufactured goods. By the time the 1920s were underway, the positive effects of this revolution were in full effect. More people owned cars, major cities had grown and increased in population, and countless new inventions came into being to further improve d..

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Who invented the laptop computer?

There were a number of computers created in the late 1970s, with Moggridge claiming the spot as the first laptop computer because of his design. He incorporated the traditional folding design. This allowed all the aspects of the computer to fit into a design that was portable. He also encased the design in magnesium for extra protection. This led organizations like NASA and the United States military to use it. Moggridge sold the laptop computer when it was officially released in 1982 for $8,150.

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What did Jethro Tull invent?

Jethro Tull was an English agronomist, agriculturist, writer and inventor. His ideas helped form the basis of modern British agriculture. In 1731 Jethro Tull published the book "The New Horse Houghing Husbandry or, an Essay on the Principles of Tillage and Vegetation." At the time of its publication, the book was a source of controversy, and his theories were not respected, especially his viewpoint on the value of manure for plant growth, according to Encyclopaedia Britannica.

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What did blacksmiths make in the colonial times?

Colonial blacksmiths used such tools as the forge, anvil, hammer, tongs, vise and file. Because the list of items made by blacksmiths encompassed such a wide expanse of uses, the blacksmith was an essential part of the community in colonial times. Prior to the industrial revolution, a blacksmith, or village smithy, was a staple in every town. Many blacksmith shops had apprentices, who would assist the blacksmith and learn the blacksmith trade. In the South, many blacksmiths were enslaved African Americans.\nDuring the American Revolutionary War, their skills were integral in supporting the Ame..

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What are the names of Francisco Coronado's parents?

Juan Vázquez de Coronado was a government administrator, which allowed his family to develop close ties with other powerful noble families, particularly the Mendoza family. This closeness later allowed Francisco Coronado to travel to the New World in the entourage of the viceroy of "New Spain." Because he was the second son, Coronado could not inherit his parents' estate or position; thus he was led to seek fame and gold in the New World.

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What did Amerigo Vespucci discover?

Vespucci's first voyage left Spain on May 10, 1497, and according to one of his letters, he may actually have discovered Venezuela before Columbus did. His 1499 voyage took him to the coast of modern Guyana and went on to explore the coast of Brazil, becoming the first European to see the Amazon River. His 1501 voyage was in service of Portugal instead of Spain, and the trip explored the South American coast from Cape Sao Roque down south to Patagonia, discovering what would later be Rio de Janeiro. It was in a letter that Vespucci described South America as "the New World."\nIn 1538, whe..

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Where do you find the names on the Vietnam Wall categorized by state?

Next the searcher clicks the Start Search tab. The new page includes information about every casualty on the Wall from that particular state. After finding the desired name, the searcher clicks on Info Page and sees the location of the name on the Vietnam Wall. The names on the actual memorial are categorized chronologically by the date of casualty, and then the names are alphabetized within that date.

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What is the history of St. James Parish in Louisiana?

Prior to its formation as an official parish, St. James was an area located between Baton Rouge and New Orleans and divided in two by the Mississippi River. Acadians settled the area between 1755 and 1764. This area formed part of the country of Acadia, along with the First and Second Acadian Coasts. The original seat of the parish's government sat in St. James on the west bank of the Mississippi River. In 1869, the seat moved to the other side of the river, close to the town of Convent.\nThe parish became known for its Perique tobacco, a special tobacco cultivated originally by Pierre Ch..

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