TL;DR Duolingo reported Q4 2025 revenue of $282.9 million (+35% YoY), closing its first billion-dollar year, breaking estimates again. The stock dropped 22.5% anyway. Again. The company plans to slow down monetization to grow to 100 million DAUs until 2028, by focusing on teaching quality, giving more to free users, and growing non-language courses. Duolingo’s Q4 2025 results confirmed something we highlighted in its 2025 review: growth is slowing. The company crossed a billion dollars in r

Guide to the Wolfram U platform, which offers 220+ hours of courses with a free certificate of completion.

Udemy’s 10K recaps the company’s year, from its finances to the latest developments on an ongoing lawsuit.

David Joyner recently wrote about his experience of creating a course with an AI avatar. He mentioned the advantages of being able to quickly and easily update course videos using AI rather than having to go to the recording studio and re-record and edit sections of videos. He also mentioned the drawbacks of uncontrolled use of AI to mimic real people. Having taken over 200 online courses, I decided to try Foundations of Generative AI. I wanted to compare the experience from a learner’s perspe