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Physics - Kinematics Through Practical Examples
Teaching & Academics
FREE
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Advanced Diploma in Structural Geology
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FREE
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Introduction to Nuclear Power for Clean Energy
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Latest Posts
Duolingo’s 2026 Strategy: The Road to 100 Million DAUs
TL;DR
Duolingo is targeting 100 million DAUs by 2028. It took the company 13 years to get its first 50 million DAUs.
The new strategy includes more AI features for free users, deeper language courses, and growth of Chess, Math, and Music.
But the strategy sacrifices short-term growth for long-term results, and von Ahn is calling 2026 its investment year without significant results.
It took Duolingo 13 years to get 50 million DAUs. CEO Luis von Ahn wants to double it in three years.
For yea
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OpenAI Academy Review: A Close Look at ChatGPT 101 for Small Businesses
OpenAI Academy is OpenAI’s newest attempt at organizing its growing library of tutorials, guides, and beginner-focused training resources. This platform offers a minimalist, ad-free learning experience where learners can watch short videos or read practical articles on how to use ChatGPT across different sectors. In this review, I take a closer look at the platform through the lens of one of its beginner courses: ChatGPT 101: Introduction to ChatGPT for Small Businesses. This 30-minute crash c
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11 Best Applied AI & ML Courses for 2025
Here are the best courses to learn about Applied AI and ML. Learn with their many applications: self-driving cars, NLP, computer vision, and much more.
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Udemy is “Intentionally Reducing” the Business That Made It Famous. It’s Not Working.
Subscriber growth and revenue are accelerating even as revenue per user declines.
Udemy built its empire on a simple idea: anyone could create a course, and anyone could buy one. That marketplace model made Udemy famous and made millionaires out of its top instructors.
Now the company is deliberately killing it.
In Q3 2025 earnings call, Udemy’s CFO admitted they are “intentionally reducing” single course sales to push users toward subscriptions. The logic is straightforward: Udemy keeps 82.5%
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