[//]:content-type-MARKDOWN-DONOT-DELETE Gate Learn has released 16 new articles this week ! In blockchain technology, [PolygonScan](https://www.gate.io/learn/articles/what-is-polygonscan-and-how-to-use-it/818 "PolygonScan") assists users in tracking transactions and gaining deeper insights into asset flow; [Akropolis](https://www.gate.io/learn/articles/what-is-akropolis/819 "Akropolis") is a blockchain framework that enables developers to build and launch decentralized finance services and products for users; [TomoChain (TOMO)](https://www.gate.io/learn/articles/what-is-the-smi-ergodic-indicator-and-how-to-trade-with-it/823 "TomoChain (TOMO)") is a scalable blockchain platform focusing on high-speed, low-cost transactions and decentralized applications (DApps); Discover [HOPR's](https://www.gate.io/learn/articles/all-you-need-to-know-about-hopr/825 "HOPR's") revolutionary features that are transforming digital privacy and learn how it empowers users to control their online privacy and security; [DeBank's](https://www.gate.io/learn/articles/a-comprehensive-guide-to-debank/827 "DeBank's") services encompass social, wallet, data analytics, portfolio tracking, Swap, and more, recently launching its own Layer2 blockchain, Debank Chain. Project introductions cover [Shiden Network](https://www.gate.io/learn/articles/what-is-shiden-network/820 "Shiden Network"), a groundbreaking addition poised to redefine the essence of decentralized applications (dApps) and blockchain development within the Polkadot ecosystem. In the DeFi sector,[ Decentralized Science (DeSci)](https://www.gate.io/learn/articles/what-is-decentralized-science/815 " Decentralized Science (DeSci)") promotes research transparency, collaboration, and open access, enhancing researchers' capabilities and accelerating new discoveries; [DefiLlama](https://www.gate.io/learn/articles/what-is-defillama/817 "DefiLlama") is committed to providing data free from the influence of advertisements or sponsored content, ensuring transparency and unbiased reporting; In the realm of stablecoins, [FDUSD ](https://www.gate.io/zh/learn/articles/what-is-first-digital-usd/821 "FDUSD ")is a stablecoin that combines the best practices of traditional finance with the innovative potential of blockchain technology, aimed at fostering a more stable and economical crypto experience. Discussing NFTs, [Bluzelle](https://www.gate.io/learn/articles/what-is-bluezelle/822 "Bluzelle") offers a secure decentralized data storage and management system, as well as GameFi NFTs with real-world value for gamers. Finally, in trading knowledge, the classification struggle of cryptocurrencies explores the intricate relationships between cryptocurrencies, [commodities, and securities](https://www.gate.io/learn/articles/commodities-securities-and-the-sec-where-does-crypto-fit-in/816 "commodities, and securities"), and how digital assets are redefining traditional financial categories; [The SMI Ergodic indicator assists traders](https://www.gate.io/learn/articles/what-is-the-smi-ergodic-indicator-and-how-to-trade-with-it/824 "The SMI Ergodic indicator assists traders") in identifying trend strength, timing market entry and exit points, and spotting trend reversals; [yPredict.ai](https://www.gate.io/learn/articles/what-is-ypredict-ai/826 "yPredict.ai") is a one-stop shop for traders looking for trusted and verified prediction models created by financial quants and ML developers. Learn more