Title: Bricks: An In-Depth Analysis of History, Manufacturing, Types, Properties, Applications, and Sustainability** Abstract Bricks are one of the oldest and most essential construction materials, having been used for thousands of years across civilizations. This research paper examines the evolution, manufacturing processes, types, mechanical properties, applications, and the sustainability of bricks in contemporary construction. Additionally, it explores innovations in brick production, including eco-friendly alternatives and future trends in the industry. 1. Introduction Bricks are versatile, durable, and cost-effective materials used extensively in construction. From ancient mud bricks to modern fired clay and concrete bricks, they have played a crucial role in infrastructure development worldwide. This paper aims to provide a comprehensive understanding of bricks, including their historical context, production techniques, types, properties, and future challenges related to s...