Schools and institutions that conduct regular surveillance COVID-19 testing of their entire population go through a lot of tests. Many use an approach called "pooled testing" to make the process more ...

A year after an E. coli outbreak sickened four children at Bidwell Park’s Sycamore Pool, elevated bacteria levels are ...

To simplify the often-confusing Covid testing process in schools, an increasing number of districts in California are turning to “pool testing” as a way to save time, reduce hassles and keep students ...

It's easy to assume that clear pool water is safe pool water, but that isn't always the case. Homeowners often rely on water testing strips and reagents, but swimming pool test kits aren't always ...