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The White House, official residence of the president of the United States, in July 2008. The president of the United States is the head of state and head of government of the United States, [1] indirectly elected to a four-year term via the Electoral College. [2]
There is no definitive date for the Polynesian discovery of Hawaii.However, high-precision radiocarbon dating in Hawaii using chronometric hygiene analysis, and taxonomic identification selection of samples, puts the initial such settlement of the Hawaiian Islands sometime between 940-1250 C.E., [1] originating from earlier settlements first established in the Society Islands around 1025 to ...
A proponent of gradual change, he formed Animal Rights International in 1974, and introduced the idea of "reintegrative shaming", whereby a relationship is formed between a group of animal rights advocates and a corporation they see as misusing animals, with a view to obtaining concessions or halting a practice.
From ancient times, people suspected that the climate of a region could change over the course of centuries. For example, Theophrastus, a pupil of Ancient Greek philosopher Aristotle in the 4th century BC, told how the draining of marshes had made a particular locality more susceptible to freezing, and speculated that lands became warmer when the clearing of forests exposed them to sunlight.
There is a wider array of seminal works about the interaction of Puritanism and early science. Among others, Dorothy Stimson, [citation needed] Richard Foster Jones, [citation needed] and Robert Merton saw Puritanism as a major driver of the reforms initiated by Bacon and the development of science overall. [2]
Rationalism – as an appeal to human reason as a way of obtaining knowledge – has a philosophical history dating from antiquity.The analytical nature of much of philosophical enquiry, the awareness of apparently a priori domains of knowledge such as mathematics, combined with the emphasis of obtaining knowledge through the use of rational faculties (commonly rejecting, for example, direct ...
The Portuguese discovery of the sea route to India was the first recorded trip directly from Europe to the Indian subcontinent, via the Cape of Good Hope. [1] Under the command of Portuguese explorer Vasco da Gama , it was undertaken during the reign of King Manuel I in 1497–1499.
The scientific method is an empirical method for acquiring knowledge that has characterized the development of science since at least the 17th century. The scientific method involves careful observation coupled with rigorous scepticism, because cognitive assumptions can distort the interpretation of the observation.