Web3
What are gas fees, and why do they change?
Gas fees are auction prices for scarce block space. Here is the mechanism behind the number — including what Ethereum's 2021 EIP-1559 change did and did not…
Author
Jacob Hoffman
Independent editorial contributor covering markets, digital assets, risk and personal finance.
Articles by Jacob Hoffman
Blockchain
What is the Bitcoin halving?
The Bitcoin halving is the protocol rule that cuts the block subsidy in half every 210,000 blocks — the next drop, 3.125 to 1.5625 BTC, is expected around 2028.
Blockchain
What is a 51% attack?
A 51% attack is what happens when one party commands most of a blockchain's power — it can rewrite recent history, but far less than headlines imply.
Web3
What is a DAO?
A DAO is an organization whose rules live in code and whose members vote with tokens. Some run billion-dollar protocols; others can't order office supplies.
Web3
What is a dApp, and how is it different?
A dApp is an app whose engine runs on a blockchain. The login is your wallet, the rules are public code, and the trade-offs are real.