Blockchain technology is organized into layers, each with a specific role in ensuring security, scalability and efficiency. Layer 0 provides the infrastructure, while layer 1 — e.g., Bitcoin, Ethereum ...

A blockchain is a kind of database invented in 2008 that stores and secures information in sequential blocks. Unlike the case with traditional databases, a blockchain’s contents are not kept on a ...

Opinions expressed by Entrepreneur contributors are their own. Blockchain and non-fungible tokens (NFTs) are two of the most popular technological innovations in recent years. In today’s world, where ...