Al-Biruni’s phases of the moon. Fitting image for the lunar eclipse tonight. Biruni was one of the geniuses of astronomical investigation, active in the 11th century during a Golden Age of Islamic science.
One of the more bizarre expressions of Christianity comes from the Early Medieval Carolingian world. It is a poem we call “The Heiland,” probably written…
The stately Classical background of Paris’ Panthéon has been the perfect location to house the invention of 19th-century physicist Léon Foucault: a massive pendulum made…