Today’s Solutions: December 19, 2025

Stuck in notoriously bad Los Angeles traffic in December last year, Elon Musk tweeted that it was time to start digging tunnels under the city. What began as a joke, is now becoming a serious plan. Musk even has a name for his new tunnel company: Boring. Musk is a big fan of tunnels and even prefers them over flying cars. “Car tunnels can alleviate congestion completely. You would not need a flying car. And it would always work, even if the weather is bad. It would never ice up, and it would never fall on your head.”

Solutions News Source Print this article
More of Today's Solutions

New method uses sound waves to map soil health, stop famine, and restore farm...

BY THE OPTIMIST DAILY EDITORIAL TEAM Across the world, soil scientists are trading in their shovels for something unexpected: seismic sensors. In a breakthrough ...

Read More

This simple 15-minute mindset exercise can ease anxiety, science shows

BY THE OPTIMIST DAILY EDITORIAL TEAM A growing body of research is revealing how a short, simple activity that is done in just 15 ...

Read More

3 habits of the happiest people

Think of the happiest people you know. Do you find yourself often wondering what they are doing to maintain a general level of joy? ...

Read More

Changemakers of the week: GRuB and SparkNJ

Every day on the Optimist Daily, we report on solutions from around the world. Though we love solutions big and small, the ones that ...

Read More