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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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Cybersecurity
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Sustainable Tourism: Society & Environmental Aspects
Introducción a la inversión bursátil
Industrial Pharmacy-I
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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.
Covers drug quality assessment across the lifecycle, combining classical and modern analytical methods for identification, impurity testing, quantification, stability, and method validation.
Explores how light’s wave behavior produces interference, diffraction, and polarization, then connects these phenomena to light–matter interactions and optical technologies.
Master consecutive interpreting fundamentals through memory training, note-taking techniques, and cross-cultural communication skills for professional accuracy.
Covers material-balance methods, reservoir-performance prediction, decline-curve analysis, and water-flood displacement for oil-reservoir development.
以涡量、势流、黏性流和边界层理论分析石油工业中的复杂流体系统。
A dialogue on online education in 2026.
Explore how computer hardware, operating systems, and networks work together, from binary arithmetic and logic gates to CPUs, memory, I/O, protocols, and data transmission.
Learn to manage international settlements through documentary rules, payment instruments, financing methods, and risk controls in evolving cross-border transactions.
Learn traditional Chinese and modern floral arrangement through hands-on techniques, from material preparation and classic forms to bouquets, decorations, and floral art for enterprise.
Pharmaceutics, a core course for pharmacy and related disciplines, thoroughly explores the fundamental theories, formulation design, manufacturing processes, quality control, and appropriate use of medicinal preparations.
Explore foundational Traditional Chinese Medicine theories and learn basic acupuncture, moxibustion, Tuina, and other health-preservation techniques for disease prevention.
A task-based guide for college students covering the journey from finding employment opportunities and preparing applications to interviews, workplace adaptation, and career development.
"Live-stream E-commerce" is a vital core course for e-commerce marketing! Acquire skills in live-stream room setup, operations and maintenance, execution, and publicity and promotion. Through hands-on training, complete typical industry live-stream tasks.
🚀 Ignite Team Potential, Master the Future of Workplace! In this rapidly evolving era, Human Resources (HR) is no longer just about "hiring and managing people"—it's the core engine of business success!
Build customer service capability through online communication, customer data analysis, satisfaction and loyalty measurement, and structured complaint handling.
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