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

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

Here is a guide with the best online courses to learn Software Reverse Engineering (SRE), a valuable tool for malware analysts, security researchers, and forensics investigators.

After 11 years, 21 highly-rated online courses, and 1.5 million students, the University of Sheffield has called it a day on producing MOOCs.