What Is a Smart Contract? Examples and Limitations
A plain-English guide to smart contracts: how self-executing code works, real business examples and why a single bug can lock up or lose millions.
#ethereum
Everything we have written about ethereum.
Proof of Work vs Proof of Stake: How Blockchains Agree
Proof of work vs proof of stake compared on security, energy use and decentralization, with a plain-English look at mining, staking, slashing and 51% attacks.
Layer 1 vs Layer 2 Blockchains Explained: Rollups, Fees and Trade-Offs
Why does the same token transfer cost a lot on one network and almost nothing on another? A plain-English guide to layer 1s, layer 2s, rollups and the trade-offs behind the fees.
What Is Blockchain? A Plain-English Explanation
Blockchain explained without jargon: how blocks, hashes and consensus work, why records are hard to change, where blockchains help and where an ordinary database is better.
Solidity for Beginners: Write and Deploy Your First Smart Contract on a Testnet
A beginner-friendly Solidity walkthrough: write a simple tip jar contract in Remix, test it, deploy it to the Sepolia testnet and build security habits from your first line of code.