Self-watering SMAG-soil pulls moisture from the air
![](https://weirdnews.info/wp-content/uploads/2020/11/A-diagram-of-the-SMAG-soil-irrigation-process-1-601x220.jpg)
Radishes grow in the SMAG-soil, on the roof of the Cockrell School’s Engineering Teaching Center building at UT Austin. The University of Texas at Austin – By Ben Coxworth 2020 Nov 04 – Generally speaking, you don’t see a wide variety of crops being …