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.
Revealing the history of the earliest transoceanic seafarers
A study carried out by geneticists at Harvard University, in collaboration with Indigenous communities, has revealed five previously undocumented migrations around remote Pacific islands. These people were the world’s earliest transoceanic seafarers, being able to navigate long journeys across Read More...
What vampire bats teach us about friendship
There are still biological and behavioral mysteries to social bonding that experts are trying to figure out. With so many factors at play it can be hard to put a fine point on why we do some things and not others to get close to one another. Sometimes, it pays to look at other examples of mammalian Read More...
The mystery of glowing deep sea coral is a mystery no longer
The dark depths of the ocean are still shrouded in mystery for us humans. Despite our species’ tenacious approach to figuring it all out, we have yet to understand so many facets and elements of the planet we call home. That said, curious researchers from the School of Zoology, the Read More...
Cooling bamboo system is a green alternative to air conditioning
As is happening all over the planet, the number of sweltering days affecting people each year in Vietnam has grown significantly in recent years as a result of climate change. Using air conditioning may help reduce people’s exposure to life-threatening hot temperatures. The problem is, always Read More...
Scientists find bear serum could supercharge our muscles, no exercise required
As many faithful gym-goers, as well as those of us who insist on always using the stairs, would say: if you don’t use it, you lose it. Right? Well, new studies led by scientists from Hiroshima University and Hokkaido University in Japan may point to a way to ensure our muscles retain their Read More...
Earthworms: a natural solution to farms’ wastewater
Royal Dairy in Royal City, Washington has a problem that's common to dairy farms. The hundreds of millions of gallons of water used by their dairy and beef cows eventually become wastewater carrying animal waste, nitrates, and other harmful chemicals into the groundwater which people could one day Read More...
Playing video games benefit key regions of the brain
A recent study from Georgia State University found that sensorimotor decision-making skills were superior in regular video game players to those that didn’t play video games. Gaming in the name of health “Video games are played by the overwhelming majority of our youth for more than three Read More...
Listening AI could diagnose Alzheimer’s early
Diagnosing Alzheimer’s disease can be a tricky and lengthy process, with multiple in-person neuropsychological exams followed by even more tests. Diagnosis could very well cost a patient valuable treatment time, so speed is of the utmost importance. Researchers from Boston University have Read More...
Oregon project lets farmers test drive electric tractors
American drivers have plenty of options when it comes to electric cars, but what about farmers? The electrification of the agricultural industry is a lucrative and relatively untapped market. However, first, the technology needs to be sold to farmers, many of whom are hesitant about the Read More...
Pocket gophers: the only other mammal that farms
Farming has been an integral part of the long story of the development of human society. Some mark the beginning of agriculture in the Fertile Crescent in 8500 BC as the start of human civilization. It’s with this in mind that we think of farming as an entirely human job, but that’s not true. Read More...