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What kind of work did Albert Einstein do?

Even though Einstein's day job was as a clerk and later a teacher, he continued his research and writing. In 1905, he wrote four articles that laid groundwork for modern physics and gained him respect from fellow scientists, as well as his position as a college professor. He researched and wrote about quantum physics and used the theory of relativity to model the behavior of the universe in 1917. In 1921, he won the Nobel Prize for physics with a paper on the photoelectric effect. Einstein's third significant paper introduced the theory of relativity and the famous equation "E-mc2."\..

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What were Marco Polo's accomplishments?

Marco Polo gained more notoriety than other European travelers due in part to his work authoring a book during a stint in a Genoese prison. Polo is eventually believed to have settled down with his wife and three children, although scholars think that he continued to be active in the trading community until his death in 1324.

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What are some facts about New Mexico?

The state features the oldest seat of government in the country, the Palace of the Governors, constructed in 1610. The building sits in the state's capitol of Santa Fe. Originally, Spain colonized the land, and a quarter of the million residents in the state and in southern Colorado speak a Spanish dialect that features Castilian origins.\nThe state has a close history with the military, as it hosted the country's first atomic bomb tests in 1945 at the Trinity Site, which sits in the central part of the state. Los Alamos National Laboratory, which opened in 1943, researched and devel..

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Are the effects of Agent Orange still visible in Vietnam?

The Vietnam War ended in 1975, but memories of the conflict remain as a result of the visible effects of Agent Orange. During the war, the U.S. Army sprayed over 20 million gallons of Agent Orange in Vietnam, parts of Cambodia and eastern Laos as part of Operation Ranch Hand. The main goal of the operation was to defoliate the jungle and deprive North Vietnamese guerrillas of their cover and food.\nOver 5 million acres of both mangrove and upland forest cover, as well as acres of food crops, were destroyed using the defoliant. About 4 million people of the war generation were exposed to the ch..

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What countries did Hitler invade in World War II?

When Germany began plans to invade Poland, Hitler signed a nonaggression pact with Joseph Stalin, leader of the Soviet Union. In this pact, the Soviet Union secretly accepted Germany's invasion and occupation of Poland. The Soviet Union even went on to invade Finland, and with threats of invasion took control of Lithuania, Estonia and Latvia. When Germany invaded Poland, France and Great Britain declared war. However, Germany continued to invade and occupy countries, including France. In September of 1940, Germany even attempted to invade Great Britain by repeatedly bombing London. London..

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Which famous criminal tried to burn off his fingerprints with acid only to have them grow back a few years later?

John Dillinger was one of the most notorious bank robbers in American history. He was often called a modern-day Robin Hood during the Great Depression because he stole money from most of the banks that were capitalizing on the demise of the American population. He robbed 11 different banks and escaped from jail three different times during the course of his career.

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How tall was Nelson Mandela?

Nelson Mandela was inaugurated as South Africa's first democratically elected president on May 10, 1994 after being imprisoned for 28 years. He was a tireless advocate of democracy, equality and learning. He believed strongly in never answering racism with racism. He served one term as president until 1999. After voluntarily stepping down, he continued his work with the Nelson Mandela Children's Fund and founded the Nelson Mandela Foundation and the Mandela Rhodes Foundation. He died in Johannesburg on Dec. 5, 2013.

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What was the cause of the Atlantic slave trade?

Plantations in the Americas were initially worked by indigenous American peoples who were virtually enslaved to the Spanish encomienda system. However, by Spanish law, these laborers could only be forced to work if they were entirely indigenous by birth, which encouraged a high rate of intermarriage. In addition to the Native American susceptibility to European disease, this soon made laborers scarce. Portuguese and Spanish traders looked to the African slave markets for a ready supply of able-bodied labor.

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What were the natural resources of colonial Virginia?

The rich natural resources of Virginia contributed to the development of plantations that exported cotton, tobacco, vegetables, corn, fruit and livestock in other states. After the 18th century, Virginia became an industrialized state, being an important steel producer. Wine and hemp were further products of Virginia during the colonial era. The colony also exported furs and indigo dye used for clothing manufacturing in other colonies.

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Why was James Otis important to the American Revolution?

James Otis was a lawyer and originally a loyalist to the British crown. However, he changed sides in 1761 when he disagreed with the writs of assistance, a law that allowed British officers to enter the homes of colonists at anytime to look for illegal goods. He argued for the colonists to representatives of the British crown in a fiery and passionate speech that made him very popular, despite the fact that he lost the case.\nJames Otis was then elected to the Massachusetts General Court and continued to support the colonists by drafting documents with passionate arguments against more and mor..

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