The people who operate Bitcoin and secure it for posterity are in a debate over how much data can be stored on its blockchain ...

That’s according to Tether CEO Paolo Ardoino, one of the prime backers of Plan B, a Bitcoin conference where I hosted a ...

This is not reading material for kindergarteners. It is, however, for the benefit of kindergarteners and other young people who will live in a world where blockchain has much to do with their lives.

Ocean’s mining pool currently accounts for somewhere around 2% of the overall network hashrate. More than 20% of the hashrate ...

XRP has continued to play a role in global digital payment systems in 2025. Originally designed as a token for cross-border settlement, it is now recognized as a bridge asset that is being adopted by ...

IBM scientists entangled 120 qubits in a single coherent “cat state,” a record-breaking feat in quantum computing.

Bitfury Vice Chairman and early backer George Kikvadze joins Cointelegraph to revisit Bitcoin’s formative decade and his new ...

Bitcoin Knots' attempt at transaction filtering has been a completely ineffective and failed attempt to denial-of-service ...

The U.S. stops minting pennies in 2026. Why Bitcoin's satoshis and regulated stablecoins offer the precision physical money ...

Blockchain technology is a decentralized system that records and verifies digital transactions. It underpins cryptocurrencies ...

For most beginners, starting with 1–3 % crypto exposure is enough to test the waters. Use Bitcoin as your anchor and add one or two well-researched altcoins only after you’re comfortable with wallets, ...