Scientists have developed a fuel cell that uses microbes in soil to produce electricity. The device can power underground ...

Tiny organisms on the ground—bacteria and fungi—have a "superpower" that allows them to reach up into the atmosphere and pull ...

A sensor with side hustles.

The SparkFun Qwiic Soil Moisture Sensor (SEN-17731) is a simple breakout for measuring the moisture in soil and similar materials. The soil moisture sensor is pretty straightforward to use. The two ...

A plant never whispers when it needs water. It wilts, it droops, it gives up—often long before anyone notices. That silent ...

This hose-attached smart sprinkler maps your yard, rotates on command, and measures water use. Despite these clever features, the results are a little uneven.

Alan Bradley is an experienced commerce, tech and culture writer with more than 20 years covering consumer electronics, popular and emerging technology, and small business solutions. He has served as ...

The study areas, the land cover types, and measurement sites in the Shandian River Basin and Naqu. The training sites are labeled with red, and the validation sites are marked with orange. Soil ...

We all know rain and snow help fill up the Colorado River —but a new study led by ASU researcher Swastik Ghimire shows the ground beneath our feet may be just as important. When the soil is too dry, ...

Abstract: The calibration process involved comparing data from capacitive sensors with soil moisture content measured continuously by the volumetric water content (VWC) method. The results showed that ...