Abstract: The measurement of height is a crucial indicator for assessing health and making informed decisions in various fields. Using a depth camera for height measurement has become popular due to ...

Abstract: This article presents a method to simultaneously determine multiple microwave signals using the hole-burning effect based on nitrogen-vacancy (NV) centers in diamonds. Tracking the anomalous ...

Runoff contaminated by manure flowed into an underground tile intake in Winneshiek County in March 2025. It killed more than 100,000 fish in Dry Run Creek. (Photo courtesy of Iowa DNR) Buy Photo The ...