Two Point Oh: Explaining Ethereum 2.0 Validators

Validators are the cornerstone of the Proof of Stake mechanism in the upcoming Ethereum 2.0 upgrade called Serenity. Learn all about them!

Introduction into the Nim language

Nim is the programming language behind Nimbus - the Status-funded super-light Ethereum client. Learn how it works so you can contribute too!

Getting Started with Embark 3.2: How to Build Your Own Token

Embark is a powerful framework for developing smart contracts and dapps on Ethereum. Let's see how it's used.

Audits Beyond Code: Tips for Optimizing Smart Contract Gas Costs

Smart contracts can get very expensive. Here are some tips on how to minimize their gas cost and make them both cheaper to deploy and cheaper to use.

Lisk Vulnerability: How to Steal Millions in 2^64 Operations

Lisk has a critical vulnerability which lets you steal millions - if you have millions

EthQL: Exploring the Ethereum Blockchain through GraphQL

GraphQL is a powerful relationship-focused database often used by social networks like Facebook. What if we could search Ethereum like that, too? We can!

Developing for Ethereum: Getting Started with Ganache

How to start developing for Ethereum safely and quickly? What is Ganache and how can it help? How do we set up virtual blockchains and connect tools to it?

What Is an Ethereum Testnet and How Is It Used?

What is an Ethereum testnet? How do we use Ropsten, Kovan, or Rinkeby and what for? What's a private blockchain good for and what is Testrpc?

What’s the Difference between Proof of Work (PoW), Proof of Stake (PoS), and Delegated...

PoW, PoS, dPoS, what is all this nonsense? Isn't it all just mining anyway? Read this post to learn the difference between these approaches.

How to Call Ethereum Smart Contract Functions

Some deployed Solidity smart contracts have functions. In this guide we'll show you how to call those functions and talk to the blockchain.