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

What powers Bitcoin? Know the core technology behind the world's first cryptocurrency, from blockchain and cryptography to ...

More than half of Bitcoin’s global mining network runs on renewable energy — and much of it comes from sources that would otherwise go unused. “More than half of the network is using some type of ...

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 ...