
What is a Blockchain Explorer?
A blockchain explorer lets you see the details of transactions, addresses, and blocks on a blockchain, promoting transparency and security in the crypto world.
Understand the tech that makes cryptocurrency possible. We break down nodes, digital ledgers, and decentralization into plain English. No computer science degree required.

A blockchain explorer lets you see the details of transactions, addresses, and blocks on a blockchain, promoting transparency and security in the crypto world.

Learn about cross-chain interoperability, its importance, and the challenges it faces.

Learn about Bitcoin Layer-2 solutions and how they may enable Bitcoin to scale.

Learn how Bitcoin's key layer-2 scaling solution works and understand the challenges it faces.

Fractal Bitcoin runs Bitcoin's own code on a faster parallel chain. Learn how the FB token, Cadence Mining, and BRC-20 support work, and why critics disagree.

Learn about Bitcoin Layer-2 solutions and how they may enable Bitcoin to scale.

Learn about the different types of sidechains, their advantages and disadvantages, and what they're used for. Get the essentials on key sidechain projects.

Base is an Ethereum Layer 2 network developed by Coinbase to scale transactions while remaining tightly aligned with Ethereum. This article examines Base’s architecture, design choices, and position among major L2s.

Learn how Bitcoin's key layer-2 scaling solution works and understand the challenges it faces.

MegaETH is a new Ethereum Layer 2 blockchain offering millisecond transactions, 100,000 TPS, and full EVM compatibility - redefining scalability in 2026.

Discover Polygon’s evolution, from Matic Network to Polygon 2.0, and how the POL token powers a growing ecosystem of ZK-powered Ethereum Layer 2s.

Layer 2 is an umbrella term to describe solutions that build on top of Ethereum mainnet (layer 1) to improve the scalability of the Ethereum network.

Compare ZK-Rollups and Optimistic Rollups and understand their impact on blockchain scalability.