Since the notion of a “smart city” is somewhat vague on its own, it helps to have a clear definition of what a smart city is and is not.

About three months ago, one of our reporters, Theo Normanton, set out to examine Digital Asset Holdings—its past, present, and future. The thinking was this: The blockchain revolution that was ...

Decentralized networks are becoming commonplace on today's technical landscape, as enterprises seek to write custom applications that solve business problems. Increasingly these are based on smart ...

A HUNDRED years ago, in 1925, the world produced just over 500 million tons of oil per year. Today that number exceeds 4.3 billion tons. Natural gas ...

(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, ...