Cardano blockchain is a proof-of-stake blockchain platform designed for scalability, sustainability, and academic-grade security. Built using peer-reviewed research, it supports smart contracts, token creation, and decentralized applications via its Plutus and Marlowe frameworks. Cardano is known for its energy-efficient Ouroboros consensus algorithm and layered architecture. Developers use Cardano to build secure, scalable solutions in finance, education, supply chains, and identity management. With a strong focus on governance and interoperability, Cardano aims to create inclusive, decentralized ecosystems with global real-world impact.