13+ hour, 27+ min ago  (570+ words) Researchers have discovered a way to draw potable water from air almost anywhere using solar power and a gel-like material that lasts for eight months or more." Until now, materials known as hydrogels have degraded too quickly to be practical…...

3+ mon, 1+ week ago  (525+ words) Carlos Diaz-Marin and his colleagues are engineering inexpensive materials called hydrogels to collect water from the air, capture carbon from the atmosphere, and massively improve heating efficiency, among other sustainability challenges. Carlos Diaz-Marin is assistant professor of energy science and…...