Today’s Solutions: April 22, 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.

New study identifies mosquitoe

New study identifies mosquitoes' favorite colors to feast on

While many of us look forward to the warmth spring brings each year, there’s another aspect of the hotter seasons that is not so exciting—pesky mosquitoes! This is especially true for those individuals out there whom mosquitoes find the tastiest (you know who you are) and always end up with Read More...

Artificially colored MRI ccan Of human brain.

Just one brain scan can now diagnose Alzheimer’s

Many advances have been made in diagnosing, understanding, preventing, and treating Alzheimer’s disease over the past 100 years. Some of these include a nasal spray that could help prevent the disease and the discovery that our gut diversity plays a role in the risk of the condition. Doctors Read More...

Hubble takes beautiful image o

Hubble takes beautiful image of galaxies "dancing"

The Hubble Space Telescope ventured into space over three decades ago in 1990, and has observed around 50,000 celestial bodies to date. During this time, the incredible machine fundamentally changed our understanding of the universe. Some of these achievements include its recent sighting of the Read More...

Plastic Recycling

Fast-acting enzyme breaks down plastics and changes recycling game

We’ve all wondered when we take out the recycling just how much of it will be recycled, remade, and repurposed into a new product as we hope. Sadly, only 10 percent of plastics globally are successfully recycled, and there’s a lot of work to do to ensure everything we put in the recycling bin Read More...

okra on a cutting board, some pieces whole others cut

Okra: the surprising hero in the fight against microplastics

According to new research from scientists at Tarleton State University in Texas, okra — you know, the green, finger-shaped pod that is often added to delicious dishes like gumbo and soup — is a valuable weapon in the fight to get microplastics out of our drinking water. What are Read More...

Freshwater eel.

Researchers discover more than 200 freshwater fish species 

There always seems to be a lot more talk surrounding species that we have lost to human habitat encroachment, over-hunting, and the ripple effects of pollution. Though, an encouraging discovery in 2022, reminded us that our world is still so full of wonder, where scientists - from the conservation Read More...

Ivory-billed woodpecker

Formerly "extinct" woodpecker still alive and pecking in Louisiana forests

Last year, the US Fish and Wildlife Service (FSW) declared the ivory-billed woodpecker extinct. That, however, proved to be a premature move. That’s according to a team of researchers, bringing a new glimmer of hope for the bird’s existential status after reporting the woodpecker alive and Read More...

the Smithsonian castle garden in the summer

The Smithsonian hosts 120 statues of great women in STEM

In celebration of Women’s History Month, the Smithsonian decided to commemorate great women in the fields of science, technology, engineering, and mathematics (STEM), academic disciplines that have historically been dominated by men by hosting Women’s Futures Month. The most eye-catching Read More...

Middle age sportswoman health care holding heart at the park

Discovery of immune protein points to new heart disease treatment

Heart disease is the leading cause of death in the United States, and yet treatments remain remarkably limited. Aside from statins to lower cholesterol levels, most interventions are indirect, such as preventing diabetes and high blood pressure or improving diet and exercise. A new study led by Read More...

NASA Artemis I makes triumphan

NASA Artemis I makes triumphant return from the moon

NASA's new multibillion-dollar spacecraft returned from the moon this past weekend, bringing the agency closer to returning astronauts to the moon by 2025. The Artemis program completed phase one when the Orion capsule splashed down in the Pacific Ocean off Baja California at 9:40 in the Read More...