A nonce, short for “number used once,” is a special number that is assigned to a block in a blockchain during the mining process. It is an essential part of the proof-of-work (PoW) consensus mechanism ...

In computer science and blockchain technology, the term “Turing completeness” describes a system’s ability to carry out any computation that a Turing machine is capable of. A Turing machine is a ...

Fefe Demeny explains what a blockchain is, a digital ledger that has revolutionized the world of finance due to its decentralized model. Imagine a notebook that everyone in the world can see but no ...

Imagine a notebook that everyone in the world can see but no one can erase. Now imagine that this notebook isn’t stored in just one place, but copied and constantly updated on millions of computers at ...

“Imagine your whole class has a notebook that sits in the middle of the room. Every time someone borrows a pencil or trades a snack, they write it down in that notebook,” ChatGPT said. “Once it’s ...