Columbus: Did you mean...?

Marco Polo (1254-1324 CE) was a Venetian merchant and explorer who travelled to China and served the Mongol ruler Kublai Khan (l. 1214-1294 CE) between c. 1275 and 1292 CE. Polo's adventures are recounted in his own writings, The...

Hernán Cortés (1485-1547) was a Spanish conquistador who led the conquest of the Aztec Empire in Mexico from 1519. Taking the Aztec capital of Tenochtitlan in 1521, Cortés plundered Mesoamerica as he became the first ruler of the...

The New England Colonies were the settlements established by English religious dissenters along the coast of the north-east of North America between 1620-1640 CE. The original colonies were: - Plymouth Colony (1620 CE...

The Reconquista (Reconquest) or Iberian Crusades were military campaigns largely conducted between the 11th and 13th century CE to liberate southern Portuguese and Spanish territories, then known as al-Andalus, from the Muslim Moors...

Vasco Núñez de Balboa (1475-1519) was a Spanish conquistador who famously discovered the Pacific Ocean after crossing the isthmus of Panama in 1513. An utterly ruthless adventurer and colonizer, Balboa was as much a danger...

The astrolabe is an astronomical instrument used from around the 6th century to measure time and position by determining the altitude of heavenly bodies like the Sun and certain stars. Measurements were taken in reference to the viewer's...

The scientific method was first used during the Scientific Revolution (1500-1700). The method combined theoretical knowledge such as mathematics with practical experimentation using scientific instruments, results analysis and...

Leif Erikson (also spelled Leif Eriksson, Old Norse Leifr Eiríksson), nicknamed Leif 'the Lucky', was a Norse Viking who is best known for arguably being the first European to have set foot on North American soil along with his crew...

The conquistadors, meaning "conquerors", were Iberian military adventurers who operated as the vanguard of empires in the 15th and 16th centuries by exploring areas of the world unknown to Europeans, defeating indigenous armies...

Eratosthenes (l. c. 276-195 BCE) was a Greek astronomer, geographer, mathematician, and poet best known for being the first to calculate the circumference of the earth and its axial tilt. He is also recognized for his mathematical...