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Chasing 100M Daily Users, Duolingo Reconsiders Ads, Paying Influencers, and Its Most Expensive Plan

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.

Dhawal Shah Sep 03, 2026

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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.

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病理生理学，带你揭开临床表现背后的真相


《病理生理学》课程主讲教师结合案例串讲为我们带来《病理生理学，带你揭开临床表现背后的真相》直播。
- XuetangX
- Self-Paced
- Free Online Course
复杂性疾病与中医药


探讨中医药在复杂性疾病中的应用。
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院校教育阶段的自主学习和临床思维能力培养——《临床思维与人际沟通》慕课讲座直播


聚焦院校教育阶段医学生临床思维与人际沟通能力的培养。
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内科学临床技能培训


系统训练内科常见疾病的临床思维、检查判读、急症处理与心肺复苏等临床技能。
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免疫能否帮助我们战胜癌症?

免疫能否帮助我们战胜癌症?——免疫细胞治疗一路向我们走来中的“关关难过，关关过”
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学在清华·真人图书馆74期


探索清华大学真人图书馆第74期的精彩内容，与真实人物面对面交流，获取独特的人生经验与智慧。
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The Digital Transformation of Business Practices in Southeast Asia

聚焦东南亚数字区域主义及其对企业基础设施、法规、经营策略和人才管理的影响。
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Russian language is easy! (Русский язык - это так просто!)

Learn foundational Russian through eight grammar-focused units covering phonetics, cases, verbs, syntax, exercises, and a condensed elementary-level final test.
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算法竞赛


围绕算法竞赛任务，使用 C++ 和 C# 编写解决方案。
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创新活动成果的商业化


聚焦知识产权商业化，讲解创新成果评估、创新项目开发及相关项目管理方法。
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开放式创新与初创企业


聚焦开放式创新如何借助数字技术、创新项目管理与融资环境推动初创企业发展。
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数学博弈论


系统学习零和、非合作与合作博弈，并深入分析多阶段博弈、纳什均衡和微分博弈。
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家庭生活中的压力


从爱情、婚姻、育儿与青春期等阶段，理解压力如何影响家庭关系，并学习应对家庭危机的方法。
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压力、危机、极端情况


聚焦极端情况、个人危机与精神创伤，介绍危机干预和紧急心理援助的方法。
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工作场所的压力


分析劳动关系如何影响职场压力，涵盖新员工适应、团队关系、职业倦怠及组织员工关怀。
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