Bitcoin
Can you still mine Bitcoin on a PC in 2026? Here is the reality
COINTELEGRAPH LEARN
Your Gateway to Understanding Crypto and Finance
Get beginner to advanced insights into the evolving world of crypto and finance with Cointelegraph
Guides
Embark on a journey to uncover what will shape the next wave of finance, exploring everything from Bitcoin, Ethereum, altcoins, and DeFi to emerging trends such as AI, GameFi, and Web3.
Bitcoin
How many people actually pay with Bitcoin? Real use cases revealed
Privacy & Security
If quantum computing breaks crypto, what actually fails first and why?
Articles by Topic
Latest 'How to' tutorials
Delve into Cointelegraph’s diverse “How to" tutorials, providing actionable advice on hardware wallets, security strategies, and the interplay between crypto, blockchain, and AI. Discover insights and tools to navigate the dynamic world of digital assets with confidence and clarity.
Why Ethereum developers want ‘one-click staking’ for institutions
Ethereum developers are pushing one-click staking to simplify validator operations, attract institutions and strengthen decentralization across the network.
Bitcoin adoption metrics say one thing, price action says another
Bitcoin adoption is surging across institutions, banks and corporations, but the price tells a different story. What explains the divergence?
How a 2.85% price error triggered $27M in liquidations on Aave
A small pricing error in wstETH collateral caused $27 million in Aave liquidations, highlighting the critical role of price oracles and automated risk systems in DeFi.
How Bitcoin and gold reacted differently to the Iran war shock
During the Iran conflict, gold attracted safe-haven demand, while Bitcoin’s reaction reflected liquidity conditions and broader market sentiment rather than acting as a classic crisis hedge.
Explained
What is Bitcoin? How does blockchain work? How to mine cryptocurrency? We are glad to help you answer these questions with our quick guides in Explained section.
Why Bermuda is testing a fully onchain economy instead of crypto mandates
Bermuda’s onchain economy plan prioritizes pilots, stablecoins and regulation over forced crypto adoption. Here’s why testing comes first.
What it actually takes to prove someone is Satoshi Nakamoto
Discover the real evidence required to prove someone is Satoshi Nakamoto and why past claims failed to meet Bitcoin’s cryptographic standard.
Why proof-of-reserves alone doesn’t build real trust
Proof-of-reserves shows assets at a single point in time, but it does not prove solvency, liquidity or sound governance. Here is what PoR misses and what real trust looks like.
Why wrench attacks are becoming one of the most violent forms of crypto crimes
Rising crypto wealth is increasing the stakes of physical coercion. “Wrench attacks” show how digital assets can become real-world targets.
Glossary
Cointelegraph’s crypto glossary explains the essential blockchain and cryptocurrency terms you should know when learning about digital currencies.
Aave (AAVE)Aave is a decentralized finance (DeFi) protocol that allows users to lend and borrow cryptocurrencies without intermediaries, using its native token, AAVE, for governance and fee reduction benefits.AirdropCrypto airdrops are a marketing strategy used by blockchain projects to distribute free tokens to users, often to promote awareness or reward early adopters.AltcoinAltcoin refers to any cryptocurrency other than Bitcoin, created to provide alternative features, functions, or applications in the blockchain ecosystem.BitcoinBitcoin is the first and most well-known cryptocurrency, created by an anonymous entity known as Satoshi Nakamoto, which operates on a decentralized peer-to-peer network using blockchain technology.BlockchainBlockchain is a distributed digital ledger technology that records transactions in a secure, immutable, and transparent manner across multiple nodes in a network.Discover More Terms in the Complete Glossary