duolingo.com

Archive

August 15, 2022

We asked, teachers answered: Check out the latest updates to Duolingo for Schools

by Kaitlin Anselmo Pothireddy Company
August 12, 2022

Why I chose Duolingo: Neha Jain, Technical Program Manager

by Duolingo Company
August 11, 2022

Announcing Duolingo English Test We Rise Together awardees 2022

by Mark Pavic, Lindsay Addington and Kevin Hostetler Duolingo English Test
August 9, 2022

Dear Duolingo: Can you learn multiple languages at once?

by Mykhaylo Zakryzhevskyy Learning
August 8, 2022

Why we hired one of our most vocal critics to work on the Duolingo English Test

by Sophie Wodzak Duolingo English Test
August 4, 2022

What are noun cases?

by Cindy Blanco Learning
August 3, 2022

"Can Duolingo make me fluent?" and other common questions from learners

by Cindy Blanco Company
August 1, 2022

What are false cognates in different languages?

by Cindy Blanco Learning
July 28, 2022

How Duolingo leveled up the summer internship

by Dalia Shehata Company
July 26, 2022

Dear Duolingo: What is "vosotros" and when do I use it?

by Cindy Blanco Learning
July 25, 2022

A tour of French dialects around the world

by Amanda Dalola Learning
July 21, 2022

How the Duolingo English Test proctors its online exam

by Sophie Wodzak Duolingo English Test
July 20, 2022

6 unique words to help you learn about French culture

by Lisa Bromberg Learning
July 19, 2022

An update is coming… to our High Valyrian course!

by Duolingo Company
July 18, 2022

What do French accent marks mean?

by Sharon Wilkinson and Cindy Blanco Learning
July 13, 2022

Emoji are more than internet language

by Cindy Blanco and Hope Wilson Company
July 12, 2022

Dear Duolingo: How do you know what sounds French letters make?

by Sharon Wilkinson Learning
July 11, 2022

From the Gauls to globalization: The history of French

by Amanda Dalola Learning
July 7, 2022

Why I chose Duolingo: Jared Long, Director of Talent Acquisition Operations

by Duolingo Company
July 6, 2022

When it comes to language, who decides what's "correct"?

by Danielle Dionne Learning
July 5, 2022

Learning with Duolingo: Real learners share their progress

by Michaela Kron Company
July 5, 2022

Duolingo's Tour de French Learning: a celebration of French

by Cindy Blanco Learning
June 29, 2022

Special report: Language-learning trends in Latin America

by Cindy Blanco Research
June 28, 2022

Dear Duolingo: How can I improve my accent in Spanish?

by Cindy Blanco Learning
June 27, 2022

How language has changed in the last 200 years

by Cindy Blanco Learning
June 22, 2022

Practice hack: Change your phone’s language and level up your learning

by Cindy Blanco Learning
June 20, 2022

How Duolingo supports refugees

by Kendra Ross Company
June 20, 2022

5 ways universities can support refugee students

by Sophie Wodzak Duolingo English Test
June 16, 2022

How people celebrate birthdays all over the world

by Sam Zabell Learning
June 14, 2022

Dear Duolingo: what are the benefits of learning a new language?

by Cindy Blanco Learning
June 13, 2022

10 innovations that transformed education

by Luis von Ahn Company
June 10, 2022

How to draw Duo in 10 easy steps

by Samia Khalaf and Sam Zabell Design
June 9, 2022

10 things all languages have in common

by Cindy Blanco Learning
June 8, 2022

Duo got a glow-up! Meet Super Duolingo

by Jay Fanelli Design
June 3, 2022

Why I chose Duolingo: Sammi Siegel, Senior Software Engineer

by Duolingo Company
June 2, 2022

Wait, what is a schwa?

by Cindy Blanco Learning
June 1, 2022

Why is English spelling so tricky?

by Elizabeth Strong Learning
May 31, 2022

How gender-neutral language has evolved around the world

by Cindy Blanco Learning
May 26, 2022

5 things Korean learners should know about Hangul

by Yena Park and Estelle Tian Learning
May 24, 2022

The real story behind France’s most iconic customs

by Laura Macomber Learning
May 17, 2022

Dear Duolingo: How do I practice all of the grammar rules in my new language?

by Elizabeth Onstwedder Learning
May 17, 2022

How Duolingo ABC builds a love for reading

by Duolingo Company
May 11, 2022

Young people want to work and study abroad—but testing makes it difficult

by Sophie Wodzak and Tamsin Thomas Duolingo English Test
May 11, 2022

Exploring New York City with our English Podcast: Relatos en inglés

by Alexa Fernandez Podcast
May 10, 2022

Dear Duolingo: How do I get better at pronunciation in my new language?

by Cindy Blanco Learning
May 6, 2022

Real students share how their mothers shaped their education

by Caroline Fisher Duolingo English Test
May 6, 2022

Introducing the new Duolingo learning path

by Holly Munson, Anton Yu, Ananya Rajgarhia and AJ Noh Product
May 5, 2022

What is the Cyrillic alphabet?

by Parker Henry Learning
May 3, 2022

Dear Duolingo: How does language learning differ between generations?

by Cindy Blanco Learning
May 2, 2022

3 activities to introduce social emotional learning into your language classroom

by Kaitlin Anselmo Pothireddy Duolingo for Schools
April 29, 2022

Yes, and...: Learning the different ways the world says "yes"

by Emma Gibson and Anthony Chan Learning
April 27, 2022

How power struggles, political upheaval, and global crises cause languages to evolve

by Cindy Blanco Learning
April 20, 2022

What’s the International Phonetic Alphabet, and how do I use it?

by Emily Moline Learning
April 19, 2022

Dear Duolingo: Where did English come from?

by Cindy Blanco Learning
April 13, 2022

Exposure and need: How this duo can help you study smarter

by Sharon Wilkinson Learning
April 12, 2022

Dear Duolingo: How do I decide between “lo” and “le” in Spanish?

by James Leow Learning
April 6, 2022

Can a standardized test actually write itself?

by Sophie Wodzak Duolingo English Test
April 5, 2022

Dear Duolingo: How do I memorize the gender of every noun in my language?

by Cindy Blanco Learning
April 4, 2022

Essential phrases for helping Ukrainian refugees

by Duolingo Company
April 4, 2022

How our learners (that’s you!) help improve Duolingo

by Ben Reuveni and Billy Leet Research
March 31, 2022

Why I chose Duolingo: Alina Abidi, Software Engineer

by Duolingo Company
March 29, 2022

We hear you! How learner feedback helps improve course content

by Rowan Mockler Product
March 22, 2022

Dear Duolingo: What’s up with all these gendered nouns?

by Cindy Blanco Learning
March 15, 2022

Dear Duolingo: How do I trick my easily-distracted brain into studying?

by Estelle Tian Learning
March 14, 2022

Standing with Ukraine: A message from the CEO

by Luis von Ahn Company
March 14, 2022

What the Irish language can tell us about historical and modern-day Ireland

by Elizabeth Strong Learning
March 11, 2022

Why I chose Duolingo: Basim Baig, Software Engineering Manager

by Duolingo Company
March 8, 2022

How Zari, Bea, Lily, Lucy, and Lin came to life

by Emily Chiu and Sam Zabell Company
March 8, 2022

Dear Duolingo: How do I get comfortable writing in a new language?

by Nora Gordon Learning
March 3, 2022

3 cultural customs every Spanish learner should know about

by Alexa Fernandez Learning
March 2, 2022

Language matters: What learners need to know about Ukrainian

by Cindy Blanco, Hope Wilson and Mykhaylo Zakryzhevskyy Learning
February 23, 2022

Dear Duolingo: What’s the difference between a dialect and an accent?

by Cindy Blanco Learning
February 22, 2022

Learn Haitian Creole, the language of the first Black independent nation

by Emily Moline Company
February 14, 2022

Learner love story: How Amanda and Rob fell in love on Duolingo!

by Michaela Kron Product
February 10, 2022

Show some love: How different cultures say "I love you"

by Kate Barker Learning
February 8, 2022

Dear Duolingo: What’s the most popular language in the United States?

by Cindy Blanco Learning
February 4, 2022

Through adversity and resilience: A brief history of Afro-Latino and Afro-Indigenous languages

by Michelle A. Ocasio Learning
January 31, 2022

The habit-building research behind your Duolingo streak

by Osman Mansur Product
January 28, 2022

What the new SAT rules mean for the future of testing

by Sophie Wodzak Duolingo English Test
January 27, 2022

Why standardized tests need to embrace AI

by Naomi Care and Sophie Wodzak Company
January 25, 2022

Dear Duolingo: How do I become fluent in a new language?

by Cindy Blanco Learning
January 24, 2022

4 ways Duolingo can help create a more inclusive classroom

by Kaitlin Anselmo Pothireddy Duolingo for Schools
January 21, 2022

Extra credit: You can play Wordle in other languages!

by Sam Zabell Learning
January 21, 2022

You're on fire! Or, how we brought the streak milestone to life

by Kurt Hartfelder Design
January 17, 2022

How Dr. Martin Luther King, Jr. used Black preaching traditions to deliver powerful speeches

by Kahdeidra Monét Martin Learning
January 14, 2022

How we adjust in-app messaging for learners in different languages

by Eva Raimondi Engineering
January 10, 2022

10 Duolingo employees on their 2022 language resolutions

by Sam Zabell Company
January 5, 2022

5 TikTok creators to follow for a little extra language practice

by Sam Zabell Learning
December 22, 2021

How we improved the Duolingo English Test in 2021

by Sophie Wodzak Company
December 20, 2021

How to toast the new year in 15 languages

by Sam Zabell Learning
December 16, 2021

Why the world is learning Asian languages on Duolingo

by Cindy Blanco Learning
December 8, 2021

How family and culture are driving language learners to branch out

by Cindy Blanco Research
December 7, 2021

How to set your 2022 language goals based on your learner style

by Duolingo Company
December 6, 2021

Get excited: it’s time for Year in Review!

by Zari Company
December 6, 2021

2021 Duolingo Language Report

by Cindy Blanco Company
December 2, 2021

Two simple tricks for remembering what you've learned on Duolingo

by Lucy Portnoff Research
November 29, 2021

6 easy ways to incorporate Duolingo into your classroom

by Tracee Miller Learning
November 22, 2021

Understanding culture is key to language learning

by Hope Wilson Learning
November 19, 2021

Announcing the Duolingo English Test’s 2021 Doctoral Award Winners!

by Sophie Wodzak Research
November 17, 2021

Grammy-winning musician Juanes on his journey to learn English

by Kevin Kunitake Podcast
November 16, 2021

What are pronouns, and how do different languages use them?

by Cindy Blanco Learning
November 9, 2021

A fascinating French podcast for anyone who enjoyed "Lupin”

by Laura Macomber Podcast
November 5, 2021

Time warp: Learning to tell time in another language

by Hope Wilson and Cindy Blanco Learning
November 1, 2021

How we protect learner streaks from site issues

by Creston Bunch, Maggie Hewitt and John Nicol Engineering
October 27, 2021

How we rebooted our Android experience

by David Andrews Engineering
October 25, 2021

New study shows learning a language with Duolingo supports brain health

by Cindy Blanco Research
October 20, 2021

Four last-minute Halloween costumes to rep Duolingo

by Sam Zabell Company
October 15, 2021

How we got smarter about teaching grammar in 2021

by Duolingo Product
October 14, 2021

A step-by-step guide to preparing for the Duolingo English Test

by Caroline Fisher Learning
October 12, 2021

Hispanic Heritage Month: Language and identity

by Cindy Blanco Learning
October 5, 2021

Which languages are “Romance languages"?

by Cindy Blanco Learning
October 5, 2021

¿Qué idiomas pertenecen a las “lenguas romances”?

by Cindy Blanco Aprendizaje
October 4, 2021

“Squid Game” could inspire a new wave of Korean language learners

by Sam Zabell Learning
September 30, 2021

7 expert-approved ways to practice a new language

by Cindy Blanco Learning
September 28, 2021

Truly Global: 12,000+ cities where students took the Duolingo English Test

by Mark Pavic and Tamsin Thomas Research
September 24, 2021

How lesson transparency helps learners reach their goals

by Rachel Salvador Product
September 17, 2021

Real students share their advice for studying abroad in English

by Caroline Fisher Learning
September 16, 2021

Interns on a mission: the DuoIntern experience

by Holly Estes Company
September 15, 2021

Hispanic Heritage Month: What is Spanglish?

by Cindy Blanco Learning
September 14, 2021

What if tests were delightful?

by Sophie Wodzak Research
September 9, 2021

Our 2021 Duolingo Research Grant winners

by Cindy Blanco Research
September 2, 2021

Why did we deliberately hack the Duolingo English Test?

by Mirza Basim Baig and Sophie Wodzak Engineering
August 30, 2021

Learn together with the new Duolingo Family Plan

by Angela Huang and Edwin Bodge Product
August 25, 2021

How to use online translators and dictionaries

by Jacqueline Bialostozky Learning
August 23, 2021

Giving our characters voices

by Emily Chiu, Kevin Lenzo and Gretchen Swecker Company
August 20, 2021

Duocon 2021: Highlights from this year's language conference

by Katy Romdall Company
August 18, 2021

New Plus feature: Prove your mastery with Legendary Levels

by Jason Goettisheim Product
August 17, 2021

Why should you learn a new language?

by Cindy Blanco Learning
August 12, 2021

Personalized feedback through smart tips

by Cindy Blanco, Xiangying Jiang and Chris Research
August 10, 2021

Spanish tips: Using the preterite and imperfect for past tense

by James Leow Learning
August 3, 2021

The new Duolingo for Schools

by Tracee Miller Learning
August 2, 2021

Duocon 2021: Join us live on August 20!

by Katy Romdall Company
July 31, 2021

Can you reach intermediate reading and listening proficiency with Duolingo?

by Lucy Portnoff and Xiangying Jiang Research
July 30, 2021

Duolingo is now a public company!

by Luis von Ahn Company
July 29, 2021

Introducing our newest internship, the Duolingo Thrive Program!

by Holly Estes Company
July 27, 2021

Taking a crack at gamification

by Beth Chasse Design
July 22, 2021

Tools for learning to read other writing systems

by Cindy Blanco and Chris Learning
July 21, 2021

Duolingo’s most popular course turned high-stakes test

by Sophie Wodzak Research
July 14, 2021

The Black history of Paris: an audio tour by the Duolingo French Podcast

by Alexa Fernandez and Laura Macomber Learning
July 13, 2021

How Duolingo keeps its Spanish localization inclusive

by Georgina Rovirosa Trujillo Product
June 30, 2021

Is the Duolingo English Test fair?

by Sophie Wodzak Research
June 29, 2021

Bird's Eye: A powerful tool for exploring app screenshots

by Pat Dalsass Engineering
June 28, 2021

Pride 2021: Meet some of our LGBTQ employees!

by Ming Zhang Company
June 22, 2021

What's the easiest language to learn?

by Cindy Blanco Learning
June 17, 2021

Our commitments to helping refugees

by Tommy Wang and Jennifer Dewar Company
June 15, 2021

LGBTQIA+ representation in Duolingo Stories and characters

by Emily Chiu Company
June 14, 2021

How difficult is the Duolingo English Test?

by Sophie Wodzak and Ramsey L. Cardwell Research
June 7, 2021

Duolingo now has conversation lessons!

by Natalia Castillejo, Matt LaRose and Cindy Blanco Learning
June 1, 2021

How well does Duolingo teach speaking skills?

by Xiangying Jiang, Erin Gustafson and Cindy Blanco Research
May 28, 2021

Dreaming of travel? How language skills will make your holiday even better

by Colin Watkins Learning
May 27, 2021

Duolingo joins VP Kamala Harris’s Call to Action

by Luis von Ahn Company
May 27, 2021

Learning to read Japanese characters

by Elizabeth Strong Learning
May 25, 2021

Introducing Duolingo for Schools: The ultimate partner for language teachers

by Tracee Miller Learning
May 21, 2021

How we’re improving learning with anonymized speech data

by Gretchen Swecker, Tyler Tape, Kevin Lenzo and Natalia Castillejo Learning
May 19, 2021

Can you learn two languages at the same time?

by Cindy Blanco Learning
May 13, 2021

Special report: Asian and Pacific language trends on Duolingo

by Cindy Blanco Research
May 11, 2021

Why learn a made-up language?

by Ramsey L. Cardwell Learning
May 6, 2021

International education trends via the world's most accessible English test

by Mark Pavic and Jennifer Dewar Research
May 3, 2021

How Duolingo made our Year-in-Review a trending hashtag on Twitter

by Maggie Glascott, Haina Xiang and Kevin Yang Product
April 27, 2021

New immersion exercises maximize your language learning

by Cindy Blanco, Jacqueline Bialostozky and Cory Wheeler Learning
April 23, 2021

Born Digital: How we leveraged human-in-the-loop AI to create a more secure high-stakes test

by Sophie Wodzak Research
April 22, 2021

20 tips to sharpen language skills, and have fun doing it!

by Tracee Miller Learning
April 20, 2021

What's the best way to learn a language?

by Cindy Blanco Learning
April 6, 2021

Yiddish is now on Duolingo!

by Cindy Blanco and Emily Moline Learning
March 31, 2021

Women’s History Month: What the women in our lives have taught us

by Zaria Parvez Company
March 30, 2021

Listen up! New Audio Lessons build conversation skills

by Emma Gibson and Cindy Blanco Learning
March 22, 2021

Duolingo’s secret weapon: our beautiful and powerful analytics tools

by San Kim Product
March 18, 2021

AQuAA: Innovative quality control for the future of testing

by Sophie Wodzak Research
March 17, 2021

Open sourcing Metasearch, our one tool to search them all

by Art Chaidarun Engineering
March 11, 2021

Creating a new Plus feature: helping you learn from your mistakes

by Jason Goettisheim and Jerome Zhong Product
March 10, 2021

Ending & honoring our volunteer Contributor program

by Myra Awodey and Karin Tsai Company
March 3, 2021

How silly sentences can help you learn

by James Leow, Jacqueline Bialostozky and Cindy Blanco Learning
February 25, 2021

Celebrating Black History Month and Black language

by Cindy Blanco Learning
February 16, 2021

Duolingo 101: How to learn a language on Duolingo

by Cindy Blanco Learning
February 3, 2021

Why I chose Duolingo: Finding a kind, passionate, mission-driven community

by Margarita Misirpashayeva Company
February 2, 2021

Lessons from Asia: Turning local research into global experiments

by Zan Gilani and Carrie Wang Product
January 29, 2021

Tips for learning Spanish on Duolingo

by Cindy Blanco Learning
January 20, 2021

Improving the Duolingo experience with request tracing

by John Nicol Engineering
January 8, 2021

Putting in work: The habit of language learning

by Mary van Ogtrop Learning
December 16, 2020

Congratulations to the Duolingo English Test’s 2020 Doctoral Award Winners!

by Sophie Wodzak Research
December 15, 2020

2020 Duolingo Language Report: United Kingdom

by Colin Watkins
December 15, 2020

2020 Duolingo Language Report: Global Overview

by Cindy Blanco Research
December 15, 2020

2020 Duolingo Language Report: United States

by Michaela Kron Research
December 15, 2020

2020年版Duolingo言語レポート: 日本の言語トレンド

by Sho Mizutani
December 15, 2020

2020年中国语言学习报告:疫情期间中国用户规模同比增长301%

by Haina Xiang
December 15, 2020

Relatório de Idiomas Duolingo 2020: Brasil

by Analigia Martins
December 15, 2020

Reporte de idiomas de Duolingo 2020: México

by Rebeca Ricoy
December 3, 2020

True crime meets Spanish learning: a Duolingo podcast experiment

by Laura Macomber Learning
December 1, 2020

Why I chose Duolingo: A company and product that made my next career decision simple

by Stephanie Liu Company
November 19, 2020

Improving the streak: Forming habits one lesson at a time

by Anton Yu Product
November 10, 2020

Building character: How a cast of characters can help you learn a language

by Greg Hartman Design
October 29, 2020

Covering all the bases: Duolingo's approach to speaking skills

by Emily Moline and Cindy Blanco Learning
October 26, 2020

Why I chose Duolingo: Finding purpose and happiness as an Engineering Director

by Fabio Lessa Engineering
October 22, 2020

Covering all the bases: Duolingo's approach to writing skills

by Cindy Blanco and Isabel Deibel Learning
October 15, 2020

Covering all the bases: Duolingo's approach to listening skills

by Cindy Blanco Learning
October 14, 2020

Why I chose Duolingo: My company search as a mission-driven designer

by Robert Managad Design
October 8, 2020

Covering all the bases: Duolingo's approach to reading skills

by Cindy Blanco Learning
October 7, 2020

Learning how to help you learn: Introducing Birdbrain!

by Klinton Bicknell and Christopher Brust Research
October 6, 2020

Duolingo Events: Let’s talk about talking

by Laura Nestler Product
October 2, 2020

Duocon 2020: A recap of Duolingo’s free language conference

by Katy Romdall Company
October 2, 2020

Language rules: Learning grammar on Duolingo

by Elizabeth Onstwedder and Haifa Harb Learning
September 24, 2020

Thinking outside the box: Engaging our team with interactive care packages

by Elise Walton Company
September 24, 2020

Language learning for the next billion: Duolingo in India

by Abhishek Rungta Product
September 10, 2020

Introducing the 2020 Duolingo Research Grant winners!

by Cindy Blanco Research
September 3, 2020

“Hi, it’s Duo”: Meet the AI behind the meme

by Kevin Yancey and Burr Settles Research
August 31, 2020

Using AI to open up bottlenecks in course content creation

by Stephen Mayhew Research
August 28, 2020

Interviewing with Duolingo’s Engineering Team

by André Kenji Horie Engineering
August 26, 2020

Duolingo ABC: Unlocking the magic of reading

by Angela DiCostanzo, Laura Shih and David Klionsky Product
August 19, 2020

How well does Duolingo work?

by Xiangying Jiang, Joseph Rollinson and Cindy Blanco Research
August 14, 2020

Duocon 2020: Join us live on September 26!

by Katy Romdall Company
August 13, 2020

Count on Duolingo for flexible language learning this school year

by Cindy Blanco Learning
August 6, 2020

Sticking with it: Tips for staying motivated

by Cindy Blanco Learning
July 30, 2020

Celebrating interns past and present: an inside look into Duolingo’s internship program

by Renee Davis Company
July 2, 2020

Shape language: Duolingo's art style

by Megan Barker Design
June 30, 2020

Inclusion matters here

by Bobby Finnegan Company
June 30, 2020

Camp Duo 2020: Language learning in your own backyard

by Cindy Blanco Learning
June 24, 2020

Finnish: A language to leave you spellbound

by Hope Wilson Learning
June 11, 2020

"Is Duolingo adding more languages?" A peek behind the course-creation curtain

by Jessie Becker, Emily Moline, Hope Wilson, Lisa Bromberg and Myra Awodey Learning
June 8, 2020

Subscores: Improving how we report Duolingo English Test results

by Geoffrey T. LaFlair and Jeffrey Tousignant Company
May 26, 2020

Keeping you at the frontier of learning with adaptive lessons

by Conor Walsh, Caitlin Lownes and Cindy Blanco Learning
April 30, 2020

The Duolingo English Test: AI-driven language assessment

by Burr Settles and Geoffrey T. LaFlair Research
April 27, 2020

Why I chose Duolingo: Michael Ye

by Jen Carberry Company
April 15, 2020

Duolingo’s values: a letter from our CEO

by Luis von Ahn Company
April 8, 2020

Changes in Duolingo usage during the COVID-19 pandemic

by Cindy Blanco Research
April 6, 2020

Migrating Duolingo’s Android app to 100% Kotlin

by Art Chaidarun Engineering
March 31, 2020

Practicing language comprehension – and resilience – with Duolingo Podcasts

by Laura Macomber Learning
March 19, 2020

Educator and parent guide: Making the most out of staying at home

by Cindy Blanco and Vivian Reidler Learning
February 27, 2020

Goldilocks and the CEFR levels: Which proficiency level is just right?

by Cindy Blanco Learning
February 21, 2020

Duolingo Stories: The journey to Android

by Ming Zhang Product
February 3, 2020

Improving how Duolingo teaches Chinese—and other languages!

by Celena Chen Learning
January 31, 2020

Doing our homework: Checking in on how well we're teaching

by Joseph Rollinson and Xiangying Jiang Learning
January 10, 2020

Improving Duolingo, one experiment at a time

by Lavanya Aprameya Engineering
December 19, 2019

Who has the best words? A linguistic analysis of the Democratic debates

by Maggie Hewitt Learning
December 16, 2019

How machine learning helps Duolingo prioritize course improvements

by Will Monroe Research
December 11, 2019

How we’ve improved the Duolingo learning experience this year (and a sneak peek toward 2020!)

by Bozena Pajak and Karin Tsai Learning
November 27, 2019

Scottish Gaelic: Scotland in full colour

by Ciaran Iòsaph MacAonghais Learning
September 23, 2019

The Duolingo CEFR Checker: An AI tool for adapting learning content

by Bill McDowell and Burr Settles Research
September 19, 2019

How cohorts and correlations help us better understand our learners

by Zachary Golan-Strieb Engineering
September 9, 2019

How we're improving Duolingo's course creation process

by Margarita Misirpashayeva Engineering
September 4, 2019

Tough it up: Bringing hard mode to Duolingo lessons

by Isabel Yap Product
August 28, 2019

Latin: Alive and ready to be learned

by Hope Wilson Learning
July 31, 2019

Diversity at Duolingo: Why it’s important to us and the progress we’ve made

by Brittany Mitlo Company
June 26, 2019

What makes Arabic hard (and why that shouldn’t stop you from learning it)

by Hope Wilson Learning
April 3, 2019

How are Duolingo courses evolving?

by Bozena Pajak Learning
December 19, 2018

Introducing Tips

by Chris Learning
November 20, 2018

What’s the best way to learn with Duolingo?

by Cindy Blanco and Bozena Pajak Learning
September 14, 2018

Partial credit: improvements to Duolingo's placement test

by Logan Weber Learning
August 10, 2018

How does Duolingo measure learning?

by Lavanya Aprameya Learning
July 11, 2018

Crown Levels: A royal redesign

by Joseph Rollinson Learning
January 11, 2018

How Duolingo achieved a 50:50 gender ratio for new software engineer hires

by Jeesoo Sohn Company
November 16, 2017

Say 你好 (nihao) to Duolingo’s Chinese course!

by Masato Hagiwara Product
October 12, 2017

The United States of Languages: An analysis of Duolingo usage state-by-state

by Michaela Kron Learning
September 29, 2017

How I saved Duolingo $40,000/year in my summer internship

by Adam Hesterberg Engineering
August 30, 2017

Back from the brink: What Duolingo learned about its resurrected users

by Conor Walsh Product
August 16, 2017

Insights from Tinycards to help you achieve flashcard fame

by Arianna Benson Product
August 7, 2017

How to travel with Duolingo

by Edwin Bodge Product
May 30, 2017

Meet a Duo: Caesar Wirth, Senior Software Engineer

by Sam Dalsimer Company
May 18, 2017

How we invented a new way to teach one of the most difficult languages to learn

by Masato Hagiwara Product
May 10, 2017

How Streaks keep Duolingo learners committed to their language goals

by Kai Herng Loh Product
April 24, 2017

Meet a Duo: André Kenji Horie, Senior Software Engineer

by Sam Dalsimer Company
January 31, 2017

Rewriting Duolingo's engine in Scala

by André Kenji Horie Engineering
January 9, 2017

How do your country, age and gender impact your New Year’s resolutions?

by Michaela Kron Research
December 14, 2016

How we learn how you learn

by Burr Settles Research
September 13, 2016

Flipping Duolingo: filling a gap in support for right-to-left languages

by David Andrews Engineering
August 30, 2016

For which courses do students make the most progress?

by Marcy Meinert Research
May 5, 2016

Which countries study which languages, and what can we learn from it?

by Bozena Pajak Research
March 31, 2016

Which countries are the best at keeping their New Year’s resolutions?

by Bozena Pajak Research
August 14, 2015

Duolingo English Test, Africa, IELTS, and CEFR

by Burr Settles Company
January 7, 2015

Real World Swift

by Chris Engineering
November 20, 2013

Reshaping Duo

by Greg Hartman Design
September 30, 2013

Duolingo’s inaugural hackathon

by Duolingo Company
June 17, 2013

A Duolingo proposal

by Karin Tsai Company

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