While the value of HF/SE in improving patient safety has been demonstrated, the field remains significantly underused and not well understood. 9 In this article we describe HF/SE, its different facets ...

Researchers have taken a major step forward in studying time crystals—exotic materials with unusual, ...

Indicator species are living organisms that tell us that something has changed or is going to change in their environment. They can be easily observed, and studying them is considered a cost-effective ...