Build for monitoring, buy for safety.

In this video, I'm creating a pellet-level monitor for my pellet-burning boiler, so I can track how much pellets I have left in the storage tank. The device is made with an HC-SR04 ultrasonic distance ...

Groundwater is invaluable for many reasons. For one, it’s (usually) cleaner than surface water. It’s also right under your ...

Summer is coming up fast, but low water levels at one of the biggest vacation spots in the American Southwest could spell problems for tourists. The 161,000-acre Lake Powell is a man-made lake on the ...

The seasonal decline in the Great Lakes’ water levels is in full force. Here’s how your favorite Great Lake is reacting to the colder, less moisture time of year. From November to December, all of the ...

SALT LAKE CITY — A collaboration of researchers says the Great Salt Lake is making progress, but it's still at a critically low level. At the end of the 2025 "Water Year" (which concludes at the end ...

Lake Erie's water levels have dropped significantly since reaching a record high in April 2020. The decline is attributed to lower precipitation, increased evaporation and natural seasonal cycles. The ...

ARDMORE, Okla. (KTEN) — Routine sampling has found slightly elevated levels of lead in some parts of the Ardmore water system. "During June - September 2025, we collected 30 samples. The results of 10 ...

They linger in our water, our blood and the environment—so-called "forever chemicals” that are notoriously difficult to detect. But researchers at the University of Chicago Pritzker School of ...