Today’s Solutions: April 24, 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.

An African doctor holding a covid 19 vaccine vial in his hands while wearing blue surgical gloves and surgical scrubs.

Pandemic spurs surge in African medical tech

Tech innovations have helped improve food resilience in countries like Rwanda and Ethiopia, but a new study indicates that health tech is also expanding rapidly across Africa, spurred by the pandemic. More than 60 new and existing private firms now offer health products to consumers and medical Read More...

Magic mushrooms containing psilocybin on pink bright background.

The scientific case for magic mushrooms in space

During the health crisis, most of the residents on planet Earth have finally had a taste of what it’s like to be an astronaut in space. No, not because we’ve all had the chance to launch ourselves into “the last frontier,” but because we’ve grappled with loneliness, isolation, and Read More...

A black cab driving through London.

London’s black cabbies help navigate research into Alzheimer’s disease

What do squirrels and London’s licensed black cabbies have in common? An extraordinarily large hippocampus—the area of the brain that deals with spatial navigation. London’s licensed black cabbies don’t need the modern convenience of GPS devices. Instead, they rely on “the Read More...

Mitochondria in,HeLa cervical cancer cells.

WHO recognizes Henrietta Lacks for her life-changing contributions to medicine

When Henrietta Lacks sought treatment for cervical cancer at Johns Hopkins Hospital in Baltimore in the 1950s, her cancer cells were harvested without her consent. These “HeLa cells” became the first sample of human cells to divide indefinitely in a lab, providing the basis for life-changing Read More...

Blue opioid pills in a jar

This device can save people from opioid overdoses

The strain of health care systems around the world caused by the pandemic means many other services have been cut. This includes those tackling the opioid epidemic, which accounted for 70 percent of overdoses in 2019, according to the CDC. While many government policies look at this issue from a Read More...

Doctor and advanced dialysis equipment in hospital background.

3 Covid-19 medical advancements that will endure post-pandemic

The Covid-19 pandemic stalled a lot of progress, but true to form, The Optimist Daily would like to point out a few ways in which the pandemic actually provided the perfect circumstances for technological advancement. Genetic vaccines. After thirty years of lab research and development, the Read More...

Two mosquitos on human skin at sunset.

Could genetically modified mosquitoes mean the end of malaria?

Managing mosquito populations is a key component to reducing malaria rates, but as anyone who has spent a summer evening outdoors knows, these pesky insects can be tough to work against. However, a landmark study has found that genetically modified mosquitoes can be introduced to keep insect Read More...

Beautiful closeup of blue human eye.

Scientists use algae proteins to partially restore vision of blind man

Retinitis pigmentosa — a disease that progressively destroys light-sensing cells on the surface of the retina — is one of the most common causes of blindness in young people, affecting about one in 4,000 people worldwide. Though there’s no cure for this genetic disorder, scientists are Read More...

Turning of the year 2021 to 2022

8 Trends from 2021 We’ll Carry to the New Year

“Year's end is neither an end nor a beginning but a going on, with all the wisdom that experience can instill in us.” - Hal Borland  It’s the time of year for reflections and projections as we take stock of all that has happened over the last twelve months and peer with hopeful curiosity Read More...

Train traveling through the Austrian countryside

Austria’s Klimaticket lets you to travel anywhere in the country for just €3 a day

Fifteen years after it was first proposed, Austria has finally officially introduced its Klimaticket, or ‘climate ticket,’ an annual ticket with unlimited access to all public transportation for the price of just €3 ($3.50) per day. The implementation of the Klimaticket comes just after Read More...