2205 articles · 49 blockchains · 213 topics
Clear explainers and deep dives on Bitcoin, Ethereum, Solana, DeFi, stablecoins and where AI meets crypto — how it all works, and what the news actually means.
Explore by chain
Layer 1The original cryptocurrency and proof-of-work blockchain.
299 articles →
Layer 1The programmable blockchain behind smart contracts and DeFi.
163 articles →
Layer 1A high-throughput layer 1 built for low-latency apps.
52 articles →
Layer 2Ethereum scaling: the Polygon PoS chain and ZK technology.
20 articles →
Layer 2An optimistic rollup that scales Ethereum.
9 articles →
Layer 2The OP Stack rollup and the Superchain behind it.
1 article →
Layer 2Coinbase's OP Stack layer 2.
0 articles →
Layer 1The EVM chain of the BNB ecosystem.
11 articles →
Editor's picks
EthereumBeginnerA stablecoin is a token built to track $1. Its peg holds because anyone eligible can mint or redeem near $1, so arbitrage corrects drift. Backing ranges from fiat reserves to over-collateralized crypto to hedged derivatives.
In this article
· 7 min read
PolygonBeginnerEach outcome share pays $1 in USDC if right and $0 if wrong, so its price reads as a probability. Polymarket mints shares in collateralized YES/NO pairs, matches orders off-chain, settles on Polygon, and resolves via UMA's oracle.
#markets#oracles#smart-contracts
GeneralBeginnerTechnically yes: a wallet is just a key plus signing code, so an agent can hold and spend crypto. Legally, its operator owns the funds, and smart accounts, spending caps and human approval keep the risks in check.
#ai#security#smart-contracts
Fresh commits
EthereumIntermediateUniswap prices tokens from its own reserves: in a constant product pool x * y = k, so the price is the reserve ratio and every trade moves it. Arbitrage keeps pools in line with the market, while LPs bear impermanent loss.
#defi#markets#smart-contracts
BitcoinBeginnerEvery 210,000 blocks, about every four years, Bitcoin's new-coin subsidy to miners halves, capping supply just under 21 million. It slows issuance, squeezes miner revenue, and shifts more of the security budget onto fees.
#basics#consensus#mining
EthereumBeginnerLearn what multisig wallets are, how they work, and why they are essential for crypto security. A complete 2025 guide for investors, DAOs, and Web3 builders.
#crypto
Learning paths
LEVEL 01
Wallets, keys, blocks and your first transaction. What Web3 is, minus the jargon.
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LEVEL 02
DeFi, stablecoins, staking, layer 2s and the trade-offs between chains.
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LEVEL 03
Consensus, MEV, restaking, zero-knowledge proofs and protocol internals.
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