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Cryptocurrency News

The latest cryptocurrency news, newest first: bitcoin, ethereum, regulation, ETFs and DeFi, with the outlet named on every headline.

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· 3 min read

What Is a Flash Loan?

A flash loan is crypto borrowed and repaid in one blockchain transaction; if repayment fails, the whole transaction is reversed. It needs a smart contract.

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Learn · DeFi & Web3 · 3 min read

What is an NFT? Digital ownership on a blockchain

An NFT is a unique blockchain token that records ownership of a digital item. It does not transfer the file, and its value can be hard to recover.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

Token approvals in DeFi: what you sign and why

A token approval lets a DeFi app spend a token from your wallet, but it does not move the tokens by itself. You can review and revoke it later.

Vahe HakobyanBy Vahe Hakobyan
Learn · Trading & Investing · 3 min read

What is a take profit order in crypto?

A take profit order closes a crypto trade automatically when the market reaches a price you set. The price you get can differ from your target.

Vahe HakobyanBy Vahe Hakobyan
Learn · Trading & Investing · 3 min read

Support and resistance in crypto trading: what they mean

Support and resistance are price areas where crypto buyers and sellers have often reacted. They are zones, not exact lines, and traders watch breaks.

Vahe HakobyanBy Vahe Hakobyan
Learn · Trading & Investing · 4 min read

How to Read a Crypto Candlestick Chart

A crypto candlestick shows open, high, low, and close for one period. Read the body, wicks, color, and volume bar; colors can vary by exchange.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

How crypto airdrops work and how to claim one safely

A crypto airdrop sends tokens to wallets that meet a project's rules. You claim one at the official site with a self-custody wallet and the right network.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 4 min read

NFT royalties: what they are and who pays

An NFT royalty pays a creator each time the NFT is resold. Marketplaces decide whether to honor it, and some made payments optional in 2023.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

Perpetual DEX: what it is and how it works

A perpetual DEX is an onchain exchange for crypto futures that never expire, settled by smart contracts, with funding rates. US access is often restricted.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

What Is a DeFi Vault and How Does It Work?

A DeFi vault is a smart contract that pools crypto and runs a yield strategy, usually by lending or providing liquidity through other protocols.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

Protocol treasury: what it is and who controls it

A protocol treasury is an on-chain pool of funds that a crypto project's governance controls. Votes guide spending, and signers move the money.

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Learn · DeFi & Web3 · 3 min read

How DAO voting works: a step-by-step guide

DAO voting lets token or membership holders decide proposals after forum discussion. You sign a vote with a compatible wallet and voting power.

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Learn · DeFi & Web3 · 3 min read

What is slippage on a decentralized exchange?

Slippage on a DEX is the gap between the quoted price and the price your swap gets. Pool depth and trade size usually decide that gap on a swap.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

What is restaking and why does it add risk?

Restaking means using crypto you already staked to secure extra networks and earn more rewards. The same stake then answers to more than one slashing rule.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

How to set a slippage limit for a token swap

A slippage limit caps how far a token price can move before your swap fails. Connect your wallet, open DEX settings, and choose a value based on liquidity.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

Flash loan attacks: what they are and how they work

A flash loan attack uses an instant, uncollateralized loan to exploit a DeFi protocol, often by manipulating a price oracle inside one transaction.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

What Is a Flash Loan?

A flash loan is crypto borrowed and repaid in one blockchain transaction; if repayment fails, the whole transaction is reversed. It needs a smart contract.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

Why DeFi protocols depend on price oracles

DeFi depends on price oracles because smart contracts cannot read outside prices. Oracles bring market data on-chain for loans, swaps and stablecoins.

Vahe HakobyanBy Vahe Hakobyan
Learn · DeFi & Web3 · 3 min read

What is a DeFi oracle and what does it do?

A DeFi oracle feeds outside data into smart contracts so apps can use prices and events. It gathers and writes that data on-chain for lending apps.

Vahe HakobyanBy Vahe Hakobyan