LONDON — Dr. Diva Tommei, 32, was once a Bioinformatics PhD student at Cambridge University who was spending way too much time in a dark office. That is until she had a lightbulb moment and invented a
Can bots make learning a new language easier? Duolingo is about to find out. The language learning startup updated its app Thursday with a new feature that uses chatbots to help its users practice conversations.