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.
This lamp uses ultraviolet light to sanitize public spaces in minutes
Back in January, we wrote about a new 20,000 square meter outdoor light installation from the Rotterdam-based Studio Roosegaarde that is meant to make outdoor agriculture even more sustainable while dually turning crop fields into a work of art. Today, we bring you the latest design from Studio Read More...
Pollution-eating, electricity-breathing bacteria may save our water
It’s no secret that humans have had an enormous impact on the world’s water supply. If we look at lakes, rivers, or shores that humans live near, chances are we will find a significant quantity of litter scattered in the area. According to Clean Water Action, these water pollutants have Read More...
New underwater robot can detect and save drowning swimmers
Fraunhofer Institute for Optronics, System Technologies, and Image Exploitation in Germany have a team of engineers who are collaborating with the water rescue service for the German city of Halle (Wasserrettungsdienst Halle e.V.) to develop an exciting project: a life-saving autonomous underwater Read More...
The USPS unveils greener new design for postal trucks
The US Postal Service (USPS) has recently revealed its next-generation mail truck after a competition between different vehicle manufacturers. The new truck will be built by Wisconsin-based defense contractor Oshkosh, which won the multi-billion-dollar 10-year contract to build more efficient Read More...
Volvo joins the movement to go all-electric by 2030
The car industry has recognized the inevitability of an all-electric future for vehicles. With Jaguar and GM’s recent announcements about their combustion-engine-free futures, it seems like only a matter of time before every company is outpacing gas-powered production with EV models. The latest Read More...
Can hydropower help clean up commercial ammonia production?
Ammonia is a colorless, noxious gas that is a compound of nitrogen and hydrogen. It is used for a number of different things from producing dyes to treating wastewater, but it’s most common industrial use in the production of fertilizer. Although useful, the production of ammonia is anything Read More...
These portable speakers are powered by old e-bike batteries
Gomi is a sustainable UK-based design studio that makes chargers and other devices out of the waste that would otherwise be thrown into landfills. Its newest project is a line of portable Bluetooth speakers. The speakers are constructed out of 100 percent recycled plastic waste and are powered Read More...
Scientists discover ‘giant luminous shark’ off New Zealand coast
The ability for living organisms to produce visible light through a chemical reaction is known as bioluminescence, and it’s one of the most spectacular phenomenons found in nature. Bioluminescence has been observed in a wide range of marine life such as jellyfish and algae, but recently, marine Read More...
6 Kids successfully receive heart transplants thanks to brilliant machine
While heart transplant surgeries have saved numerous lives, far more lives could be saved if there were just as many organs available as people in need of heart transplants. Unfortunately, this is not the case. Most patients will spend time on a transplant waiting list, and many will never find a Read More...
These garbage-collecting sea bins will use AI to monitor pollution data
In 2013, surfer duo Peter Ceglinski and Andrew Turton developed a device, called Seabin, that could clean waterways on its own. A few years later, the duo had a slightly different vision — to live in a world where there’s no need for its product. "Our ultimate goal is pretty simple: It's a Read More...