The Bitcoin transaction mempool is a temporary storage area for unconfirmed transactions that are waiting for a miner to add them to a new block. Every Bitcoin node runs a mempool and works to check ...

A Bitcoin node is a computer that runs Bitcoin software to validate and relay transactions across the network. Like servers in a traditional financial system, nodes store a complete copy of the ...

Learn how to resolve stuck Bitcoin transactions in 2025 with this comprehensive step-by-step guide, including using RBF, CPFP and mining pools. Bitcoin transactions may take from one minute to several ...