Astronomy: Did you mean...?

In the study of the ancient world a City is generally defined as a large populated urban center of commerce and administration with a system of laws and, usually, regulated means of sanitation. This is only one definition, however, and the...

Timur (1336-1405), also known as Tamerlane, Temür, or Timur Leng, was the founder of the Timurid Empire (1370-1507), which had its heartlands in modern-day Uzbekistan and capital at Samarkand. A Muslim Turkic chieftain who claimed Mongol...

The Neo-Assyrian Empire (912-612 BCE) was the final stage of the Assyrian Empire, stretching throughout Mesopotamia, the Levant, Egypt, Anatolia, and into parts of Persia and Arabia. Beginning with the reign of Adad Nirari II (912-891 BCE...

Adam Smith (1723-1790) was a Scottish philosopher, economist, and leading Enlightenment figure. In The Wealth of Nations, he advocates free trade and limited interference in markets by governments, for which he is seen as the founder of liberal...

Prince Henry the Navigator (aka Infante Dom Henrique, 1394-1460) was a Portuguese prince who famously helped capture the North African city of Ceuta, sponsored voyages of exploration with the aim of building colonies in the North Atlantic...

Andreas Vesalius (1514-1564) was the most celebrated anatomist in Europe during the 16th century and a key figure of the Scientific Revolution. Vesalius' great work was his On the Fabric of the Human Body, which contains over 250 remarkable...

The Scientific Revolution (c. 1500–1700) marks a transformative phase in European intellectual history, during which long-standing medieval frameworks were increasingly challenged by empirical observation and mathematical reasoning. Emerging...

Selene (also known as Mene) is the personification and goddess of the moon in Greek mythology. Every night, she travels across the sky in her chariot, pulling the moon behind her. Selene is the daughter of the Titans Hyperion and Theia. She...

Alchemy is an ancient practice aimed at recreating precious substances using recipes and transformative materials such as the philosopher's stone. Alchemists believed that materials like gold, silver, gems, and purple dye could be recreated...

In Greek mythology, the nine Muses are goddesses of the various arts such as music, dance, and poetry. Blessed with wonderful artistic talents, they also possess great beauty, grace, and allure. Their gifts of song, dance, and joy helped...