Today’s Solutions: April 25, 2026

Science

From mathematics and AI to medicine and psychology, The Optimist Daily features the latest news on discoveries, technological advances, and breakthroughs in the world of science. Our Science section is here to engage and enlighten you.

This innovative dome battery u

This innovative dome battery uses carbon dioxide to store green energy

As the world works to adopt renewables as its main source of power, we need to develop reliable and cheap ways to store and release green electricity on demand. As counterintuitive as it sounds, carbon dioxide may just be a promising candidate in helping us achieve that. At least that’s the idea Read More...

Rotating water still device pr

Rotating water still device produces potable water at much faster rate

Solar stills are a primary technology for extracting potable water from tainted or salinated water, and while they’re useful in water-scarce regions, their technology is still relatively inefficient. Fortunately, a team of researchers from Russia's Ural Federal University has reconceptualized the Read More...

Orkney islands’ tidal turbin

Orkney islands’ tidal turbine officially connects to UK power grid

The Orkney islands are famous for the innovative use of green hydrogen, but green hydrogen can’t exist without partnering with renewable energy sources and when you’re a chain of small islands, most of that renewable energy comes from the sea. Now, the islands officially have another source of Read More...

Indiana to test roads that cha

Indiana to test roads that charge your EV while you drive

Imagine being able to charge your electric vehicle while you drive. Magment, a German company, is working in collaboration with the Indiana state government and Purdue University to make this a reality. Together, they will test out new streets that have been developed to automatically charge the Read More...

This start-up has pedestrians

This start-up has pedestrians generating clean energy in Sierra Leone

If you are reading this article, then chances are that you are in a country with abundant access to electricity. For most people living in Sierra Leone, the opposite is true. In fact, the West African country has one of the lowest access rates for electricity across the globe. Just six percent of Read More...

How cities can brace themselve

How cities can brace themselves for the rising risk of cyberattacks

Cyber threats are a growing concern among both national and local governments, and unfortunately, old systems with multiple points of entry make most municipalities an easy target. The good news is that some preventative measures can vastly improve the security of both private and public systems, Read More...

This Washington state county i

This Washington state county is the first in US to ban fossil fuel infrastructure

Whatcom county’s city council has approved a landmark environmental measure banning all new fossil fuel infrastructure including refineries and coal-fired power plants. The climate action policy was unanimously approved by the council and also requires existing fossil fuel companies to offset any Read More...

THE OPTIMIST VIEW: Invoking th

THE OPTIMIST VIEW: Invoking the Pause 一 Funding environmental changemakers

“Never doubt that a small group of thoughtful, committed citizens can change the world; indeed, it's the only thing that ever has.” - Margaret Mead We’re all familiar with major names in philanthropic giving like MacArthur, Rockefeller or Ford, but there are hundreds of lesser known Read More...

Scientists are testing out rai

Scientists are testing out rain induction in the UAE

The effects of climate change are being felt around the world and in the Middle East, where rising temperatures and decreasing rainfall threaten the habitability of the region, the situation is particularly dire. Scientists in the UAE are taking a new approach to this problem and are testing a type Read More...

Meet BB: The beach cleaning ro

Meet BB: The beach cleaning robot

Cigarettes aren’t just bad for the smoker’s health. They also lower the air quality for everyone around them and they are the world’s most littered item, with a grand total of 4.5 trillion cigarette butts making their way into our environment every year. While the number is jarring Read More...