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 ...

Forbes contributors publish independent expert analyses and insights. I’m an Associate Professor of Finance at the University of Nicosia. Three years ago, blockchain had an energy problem. Now that ...

Pete Rathburn is a copy editor and fact-checker with expertise in economics and personal finance and over twenty years of experience in the classroom. d3sign / Getty Images A blockchain is a secure ...

Blockchain technology is the foundation of cryptocurrencies like Bitcoin. It's a secure and transparent way to record and verify transactions, removing the need for intermediaries like banks. Use the ...