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 ...

What is the FIFA blockchain? In May 2025, FIFA announced the launch of a dedicated layer-1 blockchain utilizing Avalanche’s Subnet technology. This transition marks a departure from its previous use ...

Once considered a far-off invention of the future, smart cities exist today as a way to improve and automate systems like transportation and energy management. Although smart cities are most often ...

A protocol and framework for creating Layer 2 blockchains and sidechains, both of which run parallel to and interact with the Ethereum network. Introduced in 2017 as the Matic network, which was a ...

(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, ...

Aptos Labs, the blockchain startup founded by former Meta Platforms Inc. employees behind the defunct Diem blockchain, today announced that it has partnered with Microsoft Corp. to “explore innovative ...