$ETH Ethereum ($ETH) is a leading blockchain platform known for its smart contract capabilities. Launched in 2015 by Vitalik Buterin and others, Ethereum revolutionized the crypto space by enabling decentralized applications (dApps) beyond simple transactions. Its native token, ETH, is used for transaction fees, staking, and powering the network. With the transition to Ethereum 2.0 and proof-of-stake in 2022, it significantly reduced its energy consumption and improved scalability. Ethereum remains the foundation for decentralized finance (DeFi), NFTs, and Web3 innovation. As one of the most widely adopted cryptocurrencies, $ETH plays a central role in the future of digital economies.