Today’s Solutions: December 05, 2025

A team of MIT researchers has created windows that instantly change color when the sun’s too strong in order to save energy. It’s not magic, it’s a technique that uses electrochromic materials that can go from transparent to nearly black by applying a bit of electricity. Color-changing windows have been created before, but these have a faster response time and can stay dark without being connected to a source of energy. The researchers want to work with investors to make these energy-saving windows common in new homes.

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

Europe’s low-carbon future: Denmark’s North Sea oil field is now a carb...

Once a symbol of fossil fuel extraction, the remote Nini oil field in the North Sea is preparing for a new role: storing millions ...

Read More

Grace Richardson makes history as first openly gay Miss England: ‘I’ve achiev...

BY THE OPTIMIST DAILY EDITORIAL TEAM When Grace Richardson took the stage at the Miss England final in Wolverhampton, she wasn’t just chasing a ...

Read More

World’s first hydrogen-powered cargo vessel to set sail in Paris this year

In a world's first, a commercial hydrogen-powered cargo vessel will make its maiden voyage later this year. Developed by French shipowner Compagnie Fluvial Transport ...

Read More

A guide to self-kindness: transforming negative self-talk into positive affir...

As we go through the motions of daily life, it's tempting to listen to our inner critic's constant commentary. Negative self-talk, or the constant ...

Read More