Today’s Solutions: December 18, 2025

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.

New method uses sound waves to

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

BY THE OPTIMIST DAILY EDITORIAL TEAM Across the world, soil scientists are trading in their shovels for something unexpected: seismic sensors. In a breakthrough that blends geophysics with ecology, researchers are using the same technology used to detect earthquakes to understand what’s Read More...

Scientists build first fully h

Scientists build first fully human bone marrow model to revolutionize blood disease research

BY THE OPTIMIST DAILY EDITORIAL TEAM In a transformative leap for regenerative medicine, scientists have developed the first entirely human-engineered bone marrow system. This lab-grown “blood factory” may change how researchers study blood diseases, test treatments, and ultimately care for Read More...

From compost to crops: banana

From compost to crops: banana peels show surprising power as eco-friendly fertilizer

BY THE OPTIMIST DAILY EDITORIAL TEAM In kitchens around the world, banana peels are tossed away without a second thought. But what if those scraps could do more than rot in a landfill? According to new research, banana peels may be an overlooked powerhouse when it comes to growing healthier, Read More...

EU greenlights 100 hydrogen pr

EU greenlights 100 hydrogen projects in major energy transformation plan

BY THE OPTIMIST DAILY EDITORIAL TEAM In a sweeping move to modernize its energy infrastructure and reduce reliance on fossil fuels, the European Union approved 100 cross-border hydrogen and electrolyzer initiatives, laying the groundwork for one of the continent’s most ambitious green energy Read More...

The surprising emotional life

The surprising emotional life of bees: what bumblebees can teach us about contagious joy

BY THE OPTIMIST DAILY EDITORIAL TEAM If you’ve ever watched a bumblebee clumsily bumble from flower to flower, you’ve probably smiled. But it turns out, bees might be sharing that good mood with each other, too, literally. A new study suggests that when one bee experiences a positive Read More...

Decades of protection pay off

Decades of protection pay off as endangered whales make a rare comeback in Canada

BY THE OPTIMIST DAILY EDITORIAL TEAM In a world where news about endangered species is often bleak, a sprawling underwater canyon off the coast of Nova Scotia is offering something rare: hope. There, in the dark, nutrient-rich waters of the Gully, a vast submarine canyon roughly the size of Read More...

Smelling your own farts might

Smelling your own farts might be good for your brain, science says

BY THE OPTIMIST DAILY EDITORIAL TEAM It’s long been the butt of jokes, but the science is catching up: fart gas might actually be good for you. Researchers at Johns Hopkins Medicine say that hydrogen sulfide, the chemical behind that telltale rotten-egg smell, might help protect the aging Read More...

New stem cell treatment shows

New stem cell treatment shows promise for reversing vision loss in macular degeneration patients

BY THE OPTIMIST DAILY EDITORIAL TEAM For millions living with age-related macular degeneration, seeing the world head-on becomes an exercise in frustration. Faces blur, road signs fade, and once-clear scenes dissolve into a grey smudge at the center of vision. Existing treatments can only slow Read More...

Australia’s bold move to ban

Australia’s bold move to ban kids under 16 from social media sparks important global debate

BY THE OPTIMIST DAILY EDITORIAL TEAM Starting this week, on December 10th, Australia will become the first country to ban all children under 16 from having social media accounts. This is meant to be a sweeping law that covers TikTok, Snapchat, Instagram, Facebook, YouTube, Threads, and other Read More...

Europe’s low-carbon futu

Europe's low-carbon future: Denmark’s North Sea oil field is now a carbon storage site

Once a symbol of fossil fuel extraction, the remote Nini oil field in the North Sea is preparing for a new role: storing millions of tonnes of carbon dioxide beneath the ocean floor. Chemical giant INEOS, through its Greensand Future project, is preparing to launch what will become the European Read More...