The first fully hydrogen-powered passenger train service is now running in Germany, Duolingo is expanding into math lessons and brain training, Helicopters and gliders are coming to '’Microsoft Flight Simulator' on November 11th. Learn more about your ad choices. Visit <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a>

The first fully hydrogen-powered passenger train service is now running in Germany, Duolingo is expanding into math lessons and brain training, Helicopters and gliders are coming to '’Microsoft Flight Simulator' on November 11th. Learn more about your ad choices. Visit podcastchoices.com/adchoices

The first fully hydrogen-powered passenger train service is now running in Germany, Duolingo is expanding into math lessons and brain training, Helicopters and gliders are coming to '’Microsoft Flight Simulator' on November 11th. Learn more about your ad choices. Visit <a href="https://podcastchoices.com/adchoices" rel="noopener noreferrer">podcastchoices.com/adchoices</a>

Duolingo is expanding into math lessons

The tech world can be frantic, but the news doesn't have to be. Start your days with the headlines from Engadget, and what it means for you.

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Duolingo is expanding into math lessons

Duolingo is expanding into math lessons