Geometric algebra: Did you mean...?

The Bronze Age (c. 3000-1000 BCE) is the period when cultures were either using, producing, or trading bronze. Several cultures flourished around the Aegean Sea during this period: the Minoan civilization on Crete, the Mycenaean...

Hausaland, sometimes referred to as the Hausa Kingdoms, was a group of small independent city-states in northern central Africa between the Niger River and Lake Chad which flourished from the 15th to 18th century CE. The origins of...

Persian art and architecture in the present day is associated with the nation of Iran and usually designated as beginning with the Achaemenid Empire (c. 550-330 BCE) but has an even longer history with its origins...

The Medes or Medians were a group of Indo-Iranian-speaking people from central Asia who migrated westwards and entered northern Iran around the end of the 2nd millennium BCE. They settled in the highlands of Zagros (Zagreus in Greek...

Teotihuacan, located in the Basin of Central Mexico, was the largest, most influential, and most revered city in the history of the New World. It flourished in Mesoamerica's Golden Age, the Classic Period of the first millennium CE...

The Nazca civilization flourished on the southern coast of Peru between 200 BCE and 600 CE. They settled in the Nazca and other surrounding valleys with their principal religious and urban sites being Cahuachi and Ventilla...

The Plains Indians (also known as Native Americans of the Plains and Prairie, Indigenous Peoples of the Great Plains) are the original inhabitants of the western plains of North America, now part of the United States and Canada...

The lyre was a stringed musical instrument played by the ancient Greeks. It was probably the most important and well-known instrument in the Greek world. The lyre was closely related to the other stringed instruments: the chelys which...

The Parthians ruled from 247 BCE to 224 CE creating a vast empire that stretched from the Mediterranean in the west to India and China in the east. East of the Caspian Sea there emerged from the steppe of Central Asia a nomadic...

The Muisca (or Chibcha) civilization flourished in ancient Colombia between 600 and 1600 CE. Their territory encompassed what is now Bogotá and its environs and they have gained lasting fame as the origin of the El Dorado legend...