One online journal that often has stimulating, useful articles is this one, The Creativity Post. Its subtitle is "Quality content on creativity, innovation and imagination"
It typically has articles under these 10 section headings:
Here's how The Creativity Post describes itself under About Us:
"Creativity pervades human life. It is the mark of individuality. The vehicle of self-expression. The engine of progress in every human endeavor."- Elliot Samuel Paul
The Creativity Post is a non-profit web platform committed to sharing the very best content on creativity, in all of its forms: from scientific discovery to philosophical debate, from entrepreneurial ventures to educational reform, from artistic expression to technological innovation – in short, to all the varieties of the human experience that creativity brings to life.Some articles at the website appear to be written for The Creativity Post, while other are posted from other websites and publications. They all have a synopsis, background on the author, recommended links to related articles, and (usually) comments by readers.