From beginner to advanced — master exchanges, wallets and blockchain essentials
A Bitcoin ATM is a self-service machine for buying or selling bitcoin, but it does not work like a regular bank ATM.
Bitcoin is traceable in many cases because its ledger is public. The harder question is whether an address can be linked to a real person.
Why is bitcoin limited? Because its issuance rules were set at launch: supply tapers through halvings and tops out at 21 million coins.
How many bitcoins are mined per year depends on block rewards and block timing. Learn the halving cycle, supply cap, and mining basics.
Bitcoins come from protocol-defined block rewards created through mining, while fees come from coins already in circulation.
Lost bitcoin does not disappear from the blockchain. It usually stays at its address, but without the private key it can no longer move or circulate.
Bitcoin is a decentralized digital currency that runs on a blockchain. Here’s a plain-English guide to what it is and how it works.
Crypto and Bitcoin are not the same. Bitcoin is one type of cryptocurrency, while crypto is the broader category.
