A blockchain is a digital ledger of transactions that is replicated and distributed across a large network of computer systems, or nodes, to record and secure information. Each block in the blockchain ...

Robinhood’s (NASDAQ:HOOD) proposed blockchain for trading of tokenized assets and cryptocurrencies is live on testnet.

About three months ago, one of our reporters, Theo Normanton, set out to examine Digital Asset Holdings—its past, present, and future. The thinking was this: The blockchain revolution that was ...

As billions of dollars pour into blockchain infrastructure in 2026, a fundamental debate is fracturing the development ...

Since the notion of a “smart city” is somewhat vague on its own, it helps to have a clear definition of what a smart city is and is not.

Orphan blocks in blockchain occur when blocks with less proof are outpaced by others, often due to network delays. Learn how they affect blockchain integrity.

Explore how CAP theorem affects blockchains, trade-offs in consistency, availability, partition tolerance, and real-world ...

(1) The distinction between a main Layer 1 blockchain such as Bitcoin and Ethereum and a Layer 2 blockchain such as rollup chain. A third layer separates even more functions. See Layer 1 blockchain, ...

Cryptocurrency difficulty indicates how challenging it is to mine a block in blockchain networks like Bitcoin. Learn what affects this mining process.