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Ethereum Basics

Everything you need to understand Ethereum from the ground up. This section covers what Ethereum is, how the blockchain works, what smart contracts do, why gas fees exist, and how proof of stake replaced proof of work. If you are new to Ethereum, start here.

What Is ETH Used For? Ethereum’s Main Use Cases Explained

April 28, 2026 by Amer Foster
What Is ETH Used For?

ETH, also called Ether, is the native token of the Ethereum network. It is not just a cryptocurrency in the …

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What is the Ethereum Virtual Machine (EVM)?

April 5, 2026March 16, 2026 by Amer Foster

The Ethereum Virtual Machine (EVM) is the computation engine that powers the Ethereum blockchain. Every smart contract on Ethereum runs …

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Ethereum proof of stake explained: how The Merge changed everything

April 13, 2026March 12, 2026 by Amer Foster
Ethereum proof of stake

On September 15, 2022, Ethereum switched off its mining hardware and replaced it with a system secured by staked ETH. …

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What are Ethereum gas fees and why do they exist?

March 31, 2026March 9, 2026 by Amer Foster
Ethereum gas fees

Every transaction on Ethereum carries a cost. That cost is called an Ethereum gas fee. You pay it when you …

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What are smart contracts? Ethereum killer feature explained

March 16, 2026March 6, 2026 by Amer Foster
What Is ETH Used For?

A smart contract is a program stored on the blockchain that runs automatically when certain conditions are met. You write …

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How does Ethereum work? Blockchain, nodes and transactions explained

March 31, 2026March 2, 2026 by Amer Foster
How does Ethereum work

Ethereum is a network of thousands of computers that all hold the same database and follow the same rules. No …

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Who created Ethereum? The story of Vitalik Buterin and the co-founders

April 5, 2026February 27, 2026 by Amer Foster
Who created Ethereum

Ethereum has eight co-founders. That number is unusual for any tech project, let alone one that became the second-largest blockchain …

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What is Ether (ETH)? The difference between Ethereum and ETH

March 22, 2026February 25, 2026 by Amer Foster
What is Ether

Most people use the words interchangeably. Exchanges list it as ETH. News headlines call it Ethereum. But the two are …

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What is Ethereum (ETH) and how does it work?

April 9, 2026February 23, 2026 by Amer Foster
What is Ethereum (ETH)

Ethereum is a programmable blockchain. It lets developers build applications that run without a central authority, and it lets anyone …

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