[//]:content-type-MARKDOWN-DONOT-DELETE Gate Learn has released 9 new articles this week ! In blockchain, [NKN](https://www.gate.io/learn/articles/what-is-nkn-all-you-need-to-know-about-nkn/2023 "NKN") stands as a blockchain-based network connectivity protocol aimed at enhancing internet connectivity and speeding up network speeds through decentralized data relay systems. Investors are constantly seeking markets that offer substantial returns and stable growth. [Cryptocurrency assets](https://www.gate.io/learn/articles/comparison-of-cryptocurrency-with-other-asset-classes/2040 "Cryptocurrency assets") attract investor attention with their high annualized returns, disrupting traditional investment strategies. Moving on to DeFi, [Metronome](https://www.gate.io/learn/articles/what-is-metronome-and-how-does-it-work/2020 "Metronome") is the world's first DeFi currency, supporting the generation and use of synthetic assets. D[une Analytics](https://www.gate.io/learn/articles/dune-analytics-what-is-it-and-how-does-it-work/1975 "une Analytics") is a blockchain analytics platform that promotes community participation, where users with SQL knowledge can create specific queries related to blockchain data. In the metaverse domain, [Realm](https://www.gate.io/learn/articles/what-is-realm/2021 "Realm") is built on top of Ethereum and supported by Polygon's Layer 2 scaling solution, offering a unique blend of gaming, social engagement, and digital creativity. [Sleepless AI](https://www.gate.io/learn/articles/sleepless-ai-finding-love-in-virtual-relationships/2013 "Sleepless AI") utilizes cutting-edge technologies like Artificial Intelligence Generated Chains (AIGC) and Large Language Models (LLMs) to create deep storylines and genuine interactive experiences, aiming to provide players with unprecedented emotional support and immersion. In trading, the [Cryptocurrency Matching Engine](https://www.gate.io/learn/articles/what-are-matching-engines-in-crypto/2022 "Cryptocurrency Matching Engine") system seamlessly matches buy and sell orders, ensuring fast and accurate transaction execution. [Cryptocurrency Telegram bots ](https://www.gate.io/learn/articles/top-seven-telegram-bots/2017 "Cryptocurrency Telegram bots ")are automated software running on the Telegram messaging app, capable of executing various DeFi-based operations based on developer presets and user instructions. Finally, in the Bitcoin arena, [BTNS](https://www.gate.io/learn/articles/what-is-broadcast-token-naming-system-btns/2041 "BTNS") is an experimental protocol that allows the issuance of token assets on Bitcoin and other blockchains. Learn more