$ADA Here's a detailed overview of the **Cardano (ADA)** cryptocurrency:

### ⚙️ 1. **Blockchain Fundamentals**

Cardano is a **proof-of-stake (PoS)** blockchain launched in 2017 by Ethereum co-founder Charles Hoskinson. It aims to solve scalability, interoperability, and sustainability issues plaguing earlier blockchains like Bitcoin and Ethereum. Designed as a "third-generation" platform, it supports smart contracts, decentralized applications (dApps), and native tokens.