Blockchain technology is the backbone of the cryptocurrencies that have made decentralized finance a reality, but what exactly is a blockchain, and how does it work? A blockchain is an unalterable ...

In 2008, the blockchain concept was introduced by Satoshi Nakamoto in a whitepaper (pdf) as a core component to support transactions of Bitcoin. As the technology that powers cryptocurrencies like ...

Shipping and logistics giant Maersk uses blockchain technology to track supply chains and process marine insurance claims. Boeing BA uses a blockchain-enabled air-traffic-control system to ...

Looking ahead, the collaboration between blockchain and AI could redefine how we manage data, interact with technology and ...

Blockchain technology has revolutionized how we perceive ownership, investment, and security. Beyond the buzzwords and ...

Reliance Jio has recently introduced a revolutionary concept called JioCoin, which has been developed in partnership with blockchain technology leader Polygon Labs. While not a classic ...

To better understand it -- and explain it -- WSJ’s Joanna Stern turned her son’s art into an NFT on the Ethereum blockchain. Photo illustration: Jacob Reynolds Everything is now a tech thing.

sacrificing the decentralized nature of a public blockchain in exchange for another layer of data security. The technology is very flexible and can be used for many different things. Remember that ...