Blockchain

Overview Bitcoin is the world’s first and largest cryptocurrency by market capitalization, launched in January 2009. Unlike traditional fiat currency issued by central banks, Bitcoin is created, distributed, traded, and stored using a decentralized peer-to-peer network secured by a distributed ledger technology known as blockchain. Key Characteristics Decentralized - No central authority or government controls Bitcoin Limited Supply - Maximum of 21 million bitcoins will ever exist Transparent - All transactions are recorded on the public blockchain Immutable - Past transactions cannot be altered or reversed Secure - Protected by cryptographic proof-of-work consensus mechanism Educational Content Theory of Bitcoin | Introduction Series (June 2023) A comprehensive introduction to Bitcoin fundamentals and theory. ...

Overview Whether you’re a beginner exploring blockchain fundamentals or an experienced developer building decentralized applications, these curated courses provide structured learning paths from foundation concepts to advanced smart contract development. Beginner-Friendly Resources Start with fundamentals and core concepts: CryptoZombies - Interactive, game-based introduction to Solidity programming. Perfect for complete beginners to learn smart contract basics through engaging gameplay. Blockchain Council Certified Blockchain Developer™ - Professional certification program with structured curriculum covering blockchain architecture, consensus mechanisms, and development fundamentals Web3 University - Open-source education hub with accessible guides and tutorials. Great for understanding Web3 concepts without heavy technical prerequisites. ...

About Dr. Gavin James Wood is a pioneering computer scientist and entrepreneur who has fundamentally shaped modern blockchain architecture and vision. As an Ethereum co-founder, he introduced the Ethereum Virtual Machine (EVM) concept and contributed to smart contract foundations - innovations that became the backbone of decentralized applications. Recognizing limitations in single-chain architectures, he founded Polkadot and Kusama to realize his vision of Web3: a heterogeneous, interoperable ecosystem where diverse blockchains can communicate and share security. ...

Overview In this episode of Lex Fridman’s podcast, Charles Hoskinson discusses the similarities and differences between Cardano (which he founded) and Polkadot, exploring their distinct approaches to blockchain scalability, governance, and ecosystem development. About Charles Hoskinson Charles Hoskinson is the founder of Cardano, a co-founder of Ethereum, a mathematician, and entrepreneur passionate about building sustainable blockchain infrastructure. Discussion Related Reading Blockchain & Web3 Courses Onchain AI Agents - Hype, Reality, and Where the Money Actually Flows Five AI Tokens Worth Understanding in 2026 (And One You’re Probably Missing) Blockchain & Crypto Resources