We are currently in the process of putting in a backyard pool. This is an in-ground gunite pool. I inquired about an auto-fill system from the pool builder but he talked me out of it. He explained ...

As people strive ever harder to minutely quantify every action they do, the sensors that monitor those actions are growing lighter and less invasive. Two prototype sensors from crosstown rivals ...

This latest advance in wearable technology is a Band-Aid like sweat sensor, the size of a quarter, that's able to get at your body's underlying chemistry to measure things like sweat rate, pH, and ...

Sometimes we need a non-contact liquid level sensor. There are several ways to build that, but the easiest is to try an optical liquid level sensor. You may already have an idea in mind since you are ...

PARC, the research company owned by Xerox, has pioneered a lot of technologies for the personal computer and mobile revolutions. And now it’s moving on to the Internet of Things. Today, the Palo Alto, ...

In Part 1 of this article, we explained popular liquid-level sensing methods and their limitations. We also delved into why capacitive-sensing techniques are superior to traditional methods used for ...