Geometry: Did you mean...?

Mesopotamian science and technology developed during the Uruk period (circa 4000-3100 BCE) and the Early Dynastic period (circa 2900-2350/2334 BCE) of the Sumerian culture of southern Mesopotamia. The foundation of future Mesopotamian advances...

Medieval trades were essential to the daily welfare of the community and those who learned a skill through apprenticeship could make a higher and more regular income than farmers or soldiers. Professionals like millers, blacksmiths, masons...

George Washington (1732-1799) was an American military officer and statesman who led the Continental Army to victory during the American Revolutionary War (1775-1783) and served as the first president of the United States (1789-1797). Often...

Filippo Brunelleschi (1377-1446 CE) was an Italian Renaissance architect, goldsmith, and sculptor, who is most famous for his work on the cathedral of Florence and its impressive soaring brick dome, completed in 1436 CE. Considered one of...

Poverty Point is an archaeological and historic site in Louisiana, USA, dated to c. 1700-1100 BCE, enclosing one of the most significant Native American mound sites from Pre-Colonial America. It was once the location of a grand complex of...

Hipparchus of Nicea (l. c. 190 - c. 120 BCE) was a Greek astronomer, geographer, and mathematician regarded as the greatest astronomer of antiquity and one of the greatest of all time. He is best known for his discovery of the precession...

Robert Hooke (1635-1703) was an English scientist, architect, and natural philosopher who became a key figure in the Scientific Revolution. Hooke conducted his scientific experiments outside the auspices of universities, and he was a great...

Saint Thomas Aquinas (l. 1225-1274, also known as the "Ox of Sicily" and the "Angelic Doctor") was a Dominican friar, mystic, theologian, and philosopher, all at once. Although he lived a relatively short life, dying at age 49, Thomas occupied...

Hindu architecture evolved over the centuries from simple rock-cut cave shrines to massive and ornate temples which spread across the Indian sub-continent and beyond, forming a canonical style which is still adhered to today in modern Hindu...

Christiaan Huygens (1629-1695) was a Dutch mathematician, physicist, and astronomer. A leading figure of the Scientific Revolution, Huygens combined research into mathematical-based theories, such as the movement of light waves, with practical...