The single largest collection of free certificate courses available online, curated for you by Class Central.

Online education company 2U implements fifth round of layoffs since its disastrous $800 million acquisition of edX in 2021.

Confession: I used to think critical thinking meant being skeptical of everything. Question every headline, every claim, every source. Look beyond the face value. But critical thinking is structured evaluation, and knowing when to accept a good argument is as much a part of it as knowing when to reject a bad one. The people I know who are actually good at this are calmer, not louder. That’s what makes picking a course tricky. Two courses called “critical thinking” can teach almost nothing in c

Learn how to rank on ChatGPT, Perplexity, and Google AI Overviews, with the tools, techniques, and strategies these resources offer.