Layer 2
A collection of 5 posts
What Is the Lightning Network? How Bitcoin's Payment Layer Works
The Lightning Network moves Bitcoin payments into two-party channels and settles them on-chain later. How it works, its costs and risks, and 2026 data.
· ZIPMEX
What Is Arbitrum? How the Ethereum Layer 2 Works, and What ARB Does
Arbitrum is an Ethereum Layer 2 that runs transactions off-chain and settles them on Ethereum. How it works, the ARB token, withdrawals and risks.
· ZIPMEX
What Are Gas Fees? How Ethereum, Bitcoin and Solana Price Transactions
Gas fees are what you pay a blockchain to run your transaction. How Ethereum's base fee, tip and gas limit work, and what changed by October 2026.
· ZIPMEX
Base Airdrop in 2026: What Is Confirmed, What Is Not, and How to Prepare Without Getting Filtered Out
Base has no token and no airdrop as of October 2026. What Base has confirmed, how past L2 airdrops filtered wallets, and how to use Base safely.
· ZIPMEX
What Is the Lightning Network? A Bitcoin Layer 2 Guide for 2026
The Lightning Network moves bitcoin off-chain through payment channels. How it works, what it costs, its risks and the latest 2026 updates.
· ZIPMEX