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You can easily delete a language on your Duolingo iPhone app, but you can only do so on a computer. Here's how to do it.
Language-learning app Duolingo is now valued at more than $1 billion after an investment from Google’s parent company
Duolingo, based in Pittsburgh, is now considered a unicorn after a $30 million investment from CapitalG, Alphabet's investment fund.
Duolingo CEO Luis von Ahn spoke to the Financial Times about an important leadership lesson he learned early in his career and discussed the strategy he uses to turn "lazy" employees into truly committed workers.
A CEO who based his $700 million company in Pittsburgh says he’s getting employees who want to work in tech but avoid the Bay Area
Duolingo cofounder and CEO Luis Von Ahn says having a tech company headquartered in Pittsburgh, rather than Silicon Valley, is an advantage. For one, Pittsburgh has cheaper housing; Von Ahn estimates at least half of Duolingo employees own a home.
The CEO who invented an online tool you see every day gave his tech to Yahoo for free — and he doesn’t regret it
While he was PhD student at Carnegie Mellon University in 2000, Duolingo founder Luis Von Ahn helped create captcha, the technology that distinguishes a human from a computer, and today it's used by nearly every server. Here's why he doesn't regret giving it to Yahoo for free.
Bill Gates tried to poach the CEO of $700 million Duolingo, and they still keep in touch — here’s what they talk about
Bill Gates tried to hire Duolingo cofounder Luis Von Ahn for Microsoft's research team years ago. While Von Ahn turned down the offer, the two kept in touch, and have spoken nearly a dozen times since to talk apps and artificial intelligence.
How Duolingo’s CEO went from being a 10-year-old video-game bootlegger to building a $700 million company
Duolingo CEO Luis von Ahn not only built the most popular language app, but also created the "captcha" technology used online to verify users aren't bots.
English is a notoriously difficult language to learn, and it's words like these that make it so hard.
Execs at top companies like Google and Facebook share their best job interview advice.
Duolingo CEO Luis von Ahn discusses his top strategy for hiring the best talent.