It’s simple technology that can produce up to a gallon of water a day, which could be useful in disaster recovery. Put Mike Wofsey’s Water Wasp out in the sun, fill it with filthy seawater, and wait. A day later you can enjoy fresh, clean and non-salty water. Desalination is expensive, but only if you want to produce clean water fast and on a large scale. The Water Wasp uses a well-known method—the solar still—to…
This personal solar desalinator delivers fresh water to people who need it
More of Today's Solutions
How carbon credits helped unlock the Great Koala National Park in NSW
BY THE OPTIMIST DAILY EDITORIAL TEAM The Great Koala National Park might sound like a place that’s too good to be true, but it ...
Read MoreAstronomers discovered first green star ever. And it’s powered by a dea...
BY THE OPTIMIST DAILY EDITORIAL TEAM For most of human history, the night sky came in a limited palette. Orange for the cooler stars, ...
Read MoreCA to return property to Black family after illegally seizing it 100 years ago
The Chicago suburb of Evanston has launched the country’s first reparations program to compensate for the racism and discrimination Black Americans have historically experienced ...
Read MoreManchester City is the first to offer soccer fans edible coffee cups
Soccer fans rejoice! In many cases, fans have returned to the stands after months and months of empty stadiums. However, returning fans aren’t just ...
Read More
