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.

Treatment method cuts biofuel

Treatment method cuts biofuel production cost by 30 percent

Biofuels, much like solar in the 90s, has to overcome the high cost of production, and increase its efficiency so that it is more viable for commercial use. Researchers from California have now created a new pre-treatment method that greatly reduces the cost of production. Biofuel is created when Read More...

App connects consumers with li

App connects consumers with likeminded businesses

Most of us want to avoid companies that practice child labor, don’t pay their workers livable wages, and don’t conduct trade fairly. But how do we know which businesses should get our patronage and which should be picketed against? Aside from extensive online research, making this call has been Read More...

Around the world race without

Around the world race without fossil fuels

Innovations in renewable technologies are made regularly but many are proof-of-concept models, and aren’t commercially viable or scalable. A new type of race is being planned to push many of these new technologies through the prototype phase and into the hands and homes of consumers around the Read More...

Drone hobbyist help disaster r

Drone hobbyist help disaster relief

The potential for drones to help with disaster relief is quickly being realized. UAViators is calling any drone hobbyist willing to use their flying abilities to help first responders speed up the time it takes to find victims in a disaster. Drones would be used to capture aerial images to quickly Read More...

Mobile game saves energy

Mobile game saves energy

Often we talk about the need to cut emissions that should be driven by regulations set in place by policy makers. Rarely do we place the blame on our own shoulders when the facts are undeniable: 38 percent of greenhouse emissions come from people wasting energy. With that in mind game developers Read More...

Partial liver transplants show

Partial liver transplants show promise

Right now there are about 15,000 people in the US who need a liver transplant. Annually only about 6,000 livers are donated at the cost of around $300,000 each. They’re expensive and rare, but a new procedure that only replaces part of the liver is showing promise. Basically the new process adds Read More...

Bacteria creates fuel from sun

Bacteria creates fuel from sunlight

Scientists from Harvard University have created a system, dubbed the ‘bionic leaf’, that splits water molecules into its base hydrogen and oxygen atoms, then uses bacteria to create a liquid fuel, called isopropanol, a versatile fuel that can be used as a propellant. The way it works it after a Read More...

Blood tests with a smartphone

Blood tests with a smartphone in 15 minutes

Blood tests can take weeks to get results, and the equipment to conduct the tests costs upwards of $18,000—but that all will soon be changing. Scientists from Columbia University have invented a smart phone attachment that can be powered by any headphone jack and diagnoses HIV and syphilis in 15 Read More...

Dutch solar car wins top tech

Dutch solar car wins top tech award

The winner for Best Technology Achievement at this year’s Tech Crunch Crunchies, a ceremony that awards the top tech breakthroughs that occurred over the past year, was given to a Dutch solar car called Stella. Stella is a four-seat solar car capable of travelling up to 500 miles on a single Read More...

Online community connects thos

Online community connects those in need to people with 3D printers

The implications and possibilities of 3D printers are just now being realized. Prosthetic devices are expensive, and often unavailable to those who need them most. E-Enable is a Google+ group that connects designers and engineers who have 3D printers to those who need prosthetic limbs the Read More...