Purifying hydrogel tablet makes river water drinkable within an hour

Access to clean water is a major unmet need in many parts of the world. Researchers at the University of Texas at Austin have developed a new hydrogel tablet that could help, with a prototype able to disinfect a liter of river water in one hour.Continu… Continue reading Purifying hydrogel tablet makes river water drinkable within an hour

Smartphones used to check water for pollutants – by tracking paramecia

Even though it’s vitally important for people in impoverished nations to check drinking water sources for pollutants, they often lack the facilities for performing such tests. A new system could help, as it uses a smartphone camera to check up on tiny … Continue reading Smartphones used to check water for pollutants – by tracking paramecia

Future astronauts may be able to pull water and oxygen from lunar soil

If there are two things that are essential to human life, they’re water and oxygen – neither of which are easily available on the moon. Thanks to a new technique, though, astronauts may someday be able to harvest those elements from lunar soil.Continue… Continue reading Future astronauts may be able to pull water and oxygen from lunar soil

World-first hydrofoil board uses flight computer for on-water stability

Although they’re far from the cheapest way to enjoy some time in the water, electric hydrofoil boards are gaining in popularity as more and more models enter the scene. But some are easier to ride than others. The newly introduced Level Board is very m… Continue reading World-first hydrofoil board uses flight computer for on-water stability

Braille eBooks and mask recyclers among James Dyson Award finalists

The James Dyson Award is an international competition to recognize and encourage engineering students to get creative to solve some of the most pressing problems facing the world. The national finalists from 28 regions have been announced for 2021, ahe… Continue reading Braille eBooks and mask recyclers among James Dyson Award finalists

First observations of a “quantum tug” help unravel the weirdness of water

It makes up more than half of the human body and covers around 70 percent of the Earth’s surface, but there is still a lot we don’t understand about water. By using cutting-edge tools to study microscopic jets of the liquid, scientists have spotted wat… Continue reading First observations of a “quantum tug” help unravel the weirdness of water