Today’s Solutions: December 18, 2025

Silk is an extremely strong and stretchy material and is safe to use inside the human body. For that reason, researchers are engineering silk spun spiders and silkworms so it can one day heal our wounds, hold up our bones, and become part of our bodies. One very intriguing thing that silk make help us do is replace tendons. These are hard to replace precisely because of their need to stretch, but it could soon be possible to use a silk-nanocellulose hybrid as a replacement.

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