Today’s Solutions: May 19, 2025

UV lamp for sterilizing surfaces.

Simple UV-LED lights could be used to kill coronavirus and HIV

The Optimist Daily has reported on a number of inventions that use ultraviolet (UV) microorganisms' radiation as a sanitation tool, like this door handle or this mask decontamination machine. It seems lighting may be the future solution to quickly and safely zap away harmful microorganisms. A Read More...

Chef garnishing dish with green leaves

This company uses an ancient microbe to convert CO2 into food

Many plant-based meats and dairy substitutes use pea protein isolates as their primary protein source. This often involves a complex process of cleaning the protein to get rid of unwelcome flavors, as well as adding additional ingredients to cover up the taste. A Vienna-based company, called Arkeon Read More...

Gut biome anxiety

Your gut biome could be behind your anxiety

Here at The Optimist Daily, we regularly report on new findings about our incredible microbiome. Scientists keep uncovering more and more crucial roles these tiny microorganisms living in our gut play. From memory, to warding off chemotherapy side effects, to preventing brain damage in premature Read More...

Bowl of red grapes on blue wooden table.

Here’s why grapes are good for your gut

The health benefits of grapes Grapes are the perfect, portable healthy snack to eat. Enclosed in their bite-size shells, they are a widely popular choice across the globe. The fruit is actually known to be a great source of potassium which helps balance fluids in the body. A new study, Read More...

What you don’t know about th

What you don’t know about the microorganisms in your body

Scientists are continuing to learn more about the collection of microorganisms that live in and on our bodies: our micro-biome. The Dutch science journalist Jop de Vrieze wrote a book about it: Allemaal Beestjes (All kinds of critters). The Dutch team at The Intelligent Optimist collected nine Read More...