Languages can be so different from each other—but there are a few words nearly all languages have in common! Can you guess which ones?| Duolingo Blog
Languages vary in how complex they are to learn. These five languages are among the most challenging for English speakers!| Duolingo Blog
It can feel like some words are more meaningful than others—so couldn't languages be simpler? The answer is yes… sort of! Here's why we need useless words.| Duolingo Blog
There are many reasons languages can seem similar, and it's not always because they're related. Here's the complex case of Arabic, Hebrew, and Persian.| Duolingo Blog
Learning a second language changes how your brain works—so what about learning a third language? Here’s how your brain handles this new task.| Duolingo Blog
We interviewed bilinguals to learn what it feels like to know multiple languages.| Duolingo Blog
Mistakes are a natural part of learning a new language—it's just how our brains are built! Here are the mistakes an accomplished polyglot makes, even after 25 years.| Duolingo Blog