From the sun-dried bricks of Mesopotamia to today’s high-tech, fire-resistant materials, bricks have been the foundation of human architecture for thousands of years. But how different are the bricks used by ancient civilizations from the ones we build with today? This article explores the evolution of brick-making through the lens of science—highlighting advancements in material composition, firing techniques, durability, and environmental impact. Discover how modern technology has transformed a humble, ancient building block into a precision-engineered construction material used across the globe.