What Are Layer 2 Networks? Making Ethereum Faster and Cheaper
Layer 2 networks process most activity off Ethereum's main chain to cut fees and speed up transactions. Learn how rollups work and what trade-offs to watch.
Layer 2 networks process most activity off Ethereum's main chain to cut fees and speed up transactions. Learn how rollups work and what trade-offs to watch.
Staking lets proof-of-stake blockchains stay secure while holders may earn rewards for helping validate transactions. Learn how staking works, how it differs from mining, and the risks to understand — with no reward promises.
Ethereum gas fees pay for the computing power behind every transaction. Learn what gas and gwei are, why fees rise and fall, how base fees and tips work, and how beginners can check costs before confirming.
An NFT is a unique blockchain token, not the image itself. Learn how NFTs work, what rights they do and do not give you, and how to think about them beyond the hype.
DeFi uses blockchain software instead of banks to offer lending, trading and savings tools. Learn how it works, what it can do, and the risks to understand first.
Bitcoin is mainly decentralised money, Ethereum is mainly a programmable platform. Compare their purposes, supply, and ecosystems.