Intermediate

(Unsplash)
Polkadot 101: Connecting the Dots for Beginners
The “layer 0” project aims to help blockchains connect and communicate with one another.
(Unsplash)

3D illustrated letters (Getty)
What Is the Ethereum Name Service? How ENS Works and What It’s Used For
The Ethereum Name Service (ENS) takes inspiration from a technological challenge first contended with when the U.S. military was developing the building blocks of the internet...
3D illustrated letters (Getty)

(Gavin Biesheuvel/Unsplash)
From stETH to wETH to Gwei: Understanding the Different Shades of Ethereum
It's important to understand the difference between staked ether tokens and staked ether deposits and more so that you don’t make an expensive mistake.
(Gavin Biesheuvel/Unsplash)

Layer 2 (Etienne Girardet/Unsplash)
What Are Layer 2s and Why Are They Important?
To help with scalability and speed, blockchains such as Ethereum utilize secondary blockchains built on top of them, which are called layer 2s.
Layer 2 (Etienne Girardet/Unsplash)

(Unsplash, modified by CoinDesk)
What Is Optimism?
Here’s what you need to know about the layer 2 scaling solution and the Optimism token, OP, including the problems with the first OP airdrop.
(Unsplash, modified by CoinDesk)

(Lijun Qian/Unsplash)
Crypto Bear Market Opportunities: Make the Most of a Crypto Downturn
In traditional markets, the wash-sale rule stops people from selling an investment for a loss and then quickly rebuying it. But this is the crypto market.
(Lijun Qian/Unsplash)

(Zoltan Tasi/Unsplash, modified by CoinDesk)
The Fall of Terra: A Timeline of the Meteoric Rise and Crash of UST and LUNA
A detailed timeline of Terra's journey from its underdog start as a payments app in South Korea to a $60 billion crypto ecosystem to one of the biggest failures in crypto.
(Zoltan Tasi/Unsplash, modified by CoinDesk)

The Travel Rule for crypto is essential to prevent bad actors from using digital assets to launder money. (Nicole Geri, modified by CoinDesk)
What's the Crypto 'Travel Rule,' and What Does It Mean for You?
The measure is essential to prevent bad actors from using digital assets to launder money. It affects everyone who dabbles in cryptocurrencies from exchanges to everyday inves...
The Travel Rule for crypto is essential to prevent bad actors from using digital assets to launder money. (Nicole Geri, modified by CoinDesk)

Bitcoin Improvement Proposals are like software updates to the network. (Unsplash, modified by CoinDesk)
What Are BIPs and Why Do They Matter?
Since Bitcoin doesn't have centralized leadership, Bitcoin Improvement Proposals are essential for the community to discuss and approve any upgrades.
Bitcoin Improvement Proposals are like software updates to the network. (Unsplash, modified by CoinDesk)

(Unsplash)
3 Signals a Crypto Crash May Be Coming, According to Experts
Crypto crashes can be identified using macro indicators, technical analysis and on-chain analytics. Here is how to use them.
(Unsplash)