EthereumMar 21, 2026What is Polygon?Learn what Polygon is, how Polygon PoS and zkEVM work, why they exist, and the key security tradeoffs behind Polygon’s Ethereum scaling approach.24 min read
EthereumMar 21, 2026What Is an Ethereum Validator?Learn what Ethereum validators are, how they stake ETH, attest and propose blocks, earn rewards, face slashing, and handle withdrawals.25 min read
EthereumMar 21, 2026What is Mantle?Learn what Mantle is, how its modular Ethereum L2 architecture works, why it uses EigenDA and MNT, and how its shift toward ZK validity changes trust.23 min read
EthereumMar 21, 2026What is Optimism?Learn what Optimism is, how its OP Stack rollup works, why withdrawals take 7 days, and how OP Mainnet and the Superchain fit together.28 min read
EthereumMar 21, 2026What is Base?Learn what Base is, why it exists, how this Ethereum Layer 2 works, and how its OP Stack design enables cheaper onchain apps and payments.22 min read
EthereumMar 21, 2026What is Blobs and EIP-4844?Learn what Ethereum blobs and EIP-4844 are, how blob transactions work, why rollups use them, and how they lower L2 data costs.23 min read
EthereumMar 21, 2026What is Ethereum?Learn what Ethereum is, how smart contracts, the EVM, gas, staking, rollups, and governance work, and why Ethereum differs from Bitcoin.29 min read
EthereumMar 21, 2026What is Arbitrum?Learn what Arbitrum is, how Nitro and optimistic rollups work, why transactions are cheaper, and where the protocol’s security assumptions matter.24 min read