The key idea is simple: Spark doesn’t move bitcoin on-chain between users. It replaces who holds the valid authorization to ...

For most of us, bitcoin is more than a little confusing. Does it work like real money? Is it physical or only online? And how do you even use it? Cryptocurrency is still fairly new and still very ...

Know why the world's first cryptocurrency is called digital gold. Learn how mining works, its limited supply, and how it differs from XRP.

What is Bitcoin mining? Know how digital gold is created, the role of miners in securing the network, and the shift toward ...

Emphasize Bitcoin’s value. It lets people send value online without a bank in the middle. Use analogies. “It’s a public ledger anyone can verify,” then ...

In the age of digital records, how do we know that data has not been tampered with? Rafael (Rafa) Cordón has an answer. In efforts to preserve the integrity of real information — especially government ...

Bitcoin Core is the foundation software for the Bitcoin blockchain and cryptocurrency. It was developed in 2009 by Satoshi Nakamoto to provide node and wallet functionality while enforcing network ...