The Metana Blog

Guides, tutorials & career tips.

Expert-written guides on Full-Stack Development, Web3, AI, Data, and Cybersecurity — built for aspiring engineers and tech professionals ready to level up.

All Blockchain Full-Stack Web3.0 Jobs Smart Contracts AI & Machine Learning Solidity Cybersecurity Coding Ethernaut Walkthrough

Bitcoin

11 Key Reasons Why Bitcoin Is Dropping: Complete Analysis Guide

11 reasons Bitcoin drops: Fed policy, regulations, sentiment, technicals, institutions, macro events, exchanges, correlations & more. Expert guide.

Metana EditorialAugust 14, 2025Read

Blockchain

Enterprise Blockchain: Benefits, Use Cases & Adoption| Ultimate Guide

Discover what enterprise blockchain is, how it works, and why businesses are adopting it. Learn about its key benefits, real-world use cases, and future impact in this ultimate guide.

Metana EditorialAugust 4, 2025Read

Blockchain

Step by Step: How To Start Learning Web3

TL;DR Step Description 1 Follow top Web3 builders on Twitter to stay updated 2 Learn via video tutorials on YouTube 3 Build simple projects like ERC‑20 tokens or smart contracts 4 Join a bootcamp if you want structured g

Metana EditorialAugust 1, 2025Read

AI & Machine Learning

What Is LightChain AI?| Beginner Guide 2025

LightChain AI is a framework that integrates lightweight blockchain technology with artificial intelligence to enable decentralized, scalable, and efficient AI applications.

Metana EditorialJuly 29, 2025Read

Blockchain

What Is Ethereum 2.0? (Updated)

TL;DR Ethereum 2.0 is a significant update to the world’s second-largest cryptocurrency network that takes advantage of proof-of-stake consensus mechanism, providing users with faster transaction times and lower fees. Wh

Metana EditorialJuly 24, 2025Read

Blockchain

What is an Oracle in Blockchain? A Complete Guide

TL; DR: Oracle Blockchain An oracle in blockchain is like a helper that lets a blockchain network connect with other data sources or systems. It’s like a bridge between the blockchain and the outside world. Oracles let s

Metana EditorialJuly 23, 2025Read

Blockchain

What are the 4 different types of blockchain technology?

Discover the 4 main types of blockchain technology: public, private, hybrid & consortium. Learn which blockchain type fits your business needs in 2025.

Metana EditorialJuly 21, 2025Read

Blockchain

Ethereum Testnets 2025: Rinkeby & Goerli Out, Sepolia In

Discover Ethereum Testnets in 2025: What Happened to Rinkeby and Goerli….and Why Sepolia Is Now the Standard.

Metana EditorialJuly 19, 2025Read

Blockchain

What is the difference between BEP-20 and ERC-20?

TL;DR ERC-20 and BEP-20 are token standards that define technical guidelines and specifications for tokens. These standards specify all methods of transactions, deposits, and withdrawals. ERC-20 and BEP-20 standardize ho

Metana EditorialJuly 16, 2025Read

Blockchain

The Rise of Web3 Memes: A New Way to Communicate in Crypto

TL;DR What are Web3 memes? Web3 memes are a type of internet meme that is related to the Web3 movement. Web3 is a proposed new iteration of the internet that is built on decentralized technologies, such as blockchain. Me

Metana EditorialJuly 14, 2025Read

Blockchain

Solidity and Homomorphic Encryption: The Key to Confidential Smart Contracts

Blockchain tech is a hive of activity, buzzing with ideas to make it safer and more private for everyone. Two prominent players in this arena are Solidity, the backbone of smart contracts, and homomorphic encryption, a r

Metana EditorialJuly 7, 2025Read

Blockchain

10 Best Resources to Learn Blockchain Development 2025

Blockchain development is the process of creating and maintaining blockchain-based applications and systems. Blockchain is a distributed ledger technology (DLT) that allows for secure, transparent, and tamper-proof trans

Metana EditorialJuly 2, 2025Read

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