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AI got cheap enough that Duolingo’s most expensive plan may not survive it. I read the earnings call transcript and opened the app to see what is actually changing for learners.
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AI Engineering
Data Analysis
Cybersecurity
Arab-Islamic History: From Tribes to Empires
ODS en la Agenda 2030 de las Naciones Unidas: Retos de los Objetivos de Desarrollo Sostenible
Understanding Dementia
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XuetangX is an open online learning platform for Chinese students. It offers massive courses in multiple disciplines, with a mission to build an affordable, quality learning environment for everyone.
Engineering-focused microbiology course connects microbial structure, metabolism, growth, genetics, ecology, immunity, and fermentation to practical engineering applications.
An intuitive introduction to wireless communication, from path loss and multipath fading to modulation, diversity, multi-antenna systems, and cellular design.
Analyze why nations trade and how exchange rates move: comparative advantage, Heckscher-Ohlin, tariffs and quotas, customs unions, balance of payments, and the IS-LM-BP model.
Learn to run a cross-border M&A deal: merger waves, takeover tactics and defenses, DCF and relative valuation, deal structuring, LBO financing, divestitures, and post-acquisition integration.
Learn how improved crop varieties are developed through germplasm use, genetic variation, selection, hybridization, mutation, and molecular marker-assisted breeding.
Hello, everyone!As year three of the COVID-19 era draws to a close, let us have a look back and forward. What is good when responding to COVID-19 pandemic? Why do you do this? What is the possible trend of future epidemic development?
A survey of English and American literature that pairs major works with textual analysis and literary criticism, from Shakespeare and Milton to Morrison.
沟通、慎思、卓越、树人。文本分析为纲,主题思想提炼,实现价值引领、知识传授、能力培养三位一体。
以语言起源与多样性、二语习得及语言如何塑造个人生活为切入,建立理解语言与持续学习英语的科学视角。
面向中级学习者,融合心理学、商业、哲学等主题,训练英语学术阅读、批判性理解与写作表达。
以全英文探讨语言与社会、文化、历史、文学、科技、教育、外交、审美和哲学的联系,拓展跨文化理解与世界视野。
An introduction to the geography, history, government, economy, education, media, holidays, and literature of the UK and USA.
An interdisciplinary English course examining how language shapes culture, history, literature, science, diplomacy, aesthetics, and modes of thinking.
Explore the historical evolution, regional genres, musicians, techniques, and foundational pieces of 20th-century Chinese zheng music.
Prepares preschool educators to support children’s health through development assessment, nutrition, disease prevention, first aid, and childcare hygiene.
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