Blockchain ETFs: What They Are, How They Work, and the Best Ones to Buy

A blockchain ETF is a type of investment fund that holds a basket of stocks in companies that are involved in the development and use of blockchain technology.
Ethereum 2.0: What Is It and How Is It Different from Ethereum 1.0?

Ethereum is a decentralized platform that runs smart contracts: applications that run exactly as programmed without any possibility of fraud or 3rd party interference. Ethereum 2.0, also known as Serenity, is its next major version.
What is Blockchain?

A blockchain is a digital ledger of transactions that is replicated and distributed across an entire network of computer systems on the blockchain.