Today’s Solutions: April 23, 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.

Computer prediction algorithm.

This algorithm makes predicting the future more accessible

Some professions require the prophetic task of using existing data to predict future outcomes as accurately as possible. This can come in the form of trying to predict the upcoming week's weather, estimating a person's risk of developing a disease, or anticipating the best time to sell Read More...

Person standing on road wearing white sneakers with arrow markings pointing in different directions, decision making concept.

Scientists discover decision-making brain cells

Our most complex organ, the brain, is a puzzle that scientists are still trying to piece together. Here at The Optimist Daily we like to keep our readers up to date with the latest discoveries on the neurological front, like pinpointing the singing regions of the brain or how zebrafish brains Read More...

Hungry dog fetches metal bowl to get food.

Lab-grown meat can reduce your pet's carbon pawprint

Did you know about one-fifth of global meat production is for pet food? This means that around 5% of food-based greenhouse gas emissions are due to our furry friends' appetites. In the US alone, an estimated 65 million tons of CO2-equivalent methane and nitrous oxide is due to dog and cat Read More...

Used electric car

Buying a used EV? Not a bad idea

Recently, The Optimist Daily published a story about a few things to keep in mind when buying an electric vehicle. Along with gas prices, the popularity of electric cars is rising, but EVs have been on the rise since before the crisis. Now, thanks to that demand, if you’re in the market for a new Read More...

Tropical fish swimming next to a colorful a coral reef

How a group of islanders is using AI to save coral reefs

Coral reefs are some of the planet’s most biodiverse ecosystems, providing not only a key habitat for many species of marine life but also a crucial source of income for many coastal communities worldwide. These lush and vibrant ecosystems, however, are also greatly threatened by a number of Read More...

Scientists wear blue gloves hold the molecular structure model will provide 3D arrangement of the atoms at chemistry laboratory for drug design.

Infrared light can discern the safety of "twisted" drugs

Did you know that molecules twist? Certain drugs and supplements indicate which way the molecules in the product twist, with an L or a D before the names, indicating either a twist clockwise or counterclockwise. There is usually a specific kind of twist the human body wants depending on the Read More...

Shoulder pain management

Study shows CBD can treat shoulder surgery pain

Not long ago, the Food and Drug Administration approved Cannabidiol (CBD) products for certain uses. CBD has really struck many as a wonder substance, providing many therapeutic properties and few side-effects that we know of. Its popularity quickly outran its ability to be regulated, and Read More...

Whales Iceland

As Iceland’s whaling industry decreases, its whale-watching increases

It’s nice when the economically responsible thing to do is also the right thing to do. Iceland announced in February its intentions to end whaling by 2024 because demand for whale meat has decreased significantly.  “There is little proof that there is any economic advantage to this Read More...

Exoplanet in deep space. Elements of this image were furnished by NASA.

How many worlds exist outside our solar system?

Exoplanets are worlds just like our own that are revolving around a star. Here at The Optimist Daily, we’ve commonly reported on the discovery of new exoplanets, like the first time an exoplanet has been spotted outside our galaxy, or this peculiar planet with the shortest orbit around a star Read More...

Eyesight restoration

Alcoholism drug may help restore eyesight

Age-related macular degeneration (AMD) is the leading cause of blindness in adults, and scientists are hard at work finding a cure for it. There are positive strides made every day, and there are all sorts of promising new developments, such as the use of stem cells to recover degenerated eye Read More...