Stratified random sampling is a method of sampling that divides a population into smaller groups that form the basis of test samples.

Passive sampling techniques have emerged as indispensable tools in the monitoring of environmental pollutants. These methods involve the in situ accumulation of contaminants over extended periods, ...

Optimal microbial sampling approaches for pharmaceutical environments include surface, passive air, and active air monitoring ...

Sampling of water systems for Legionella, Pseudomonas aeruginosa or bacteriological can be somewhat daunting, with thoughts of "do I need to sample," "how to take a sample" and "where should I send ...

In a study published in PNAS, a research team developed a new reinforcement learning-based enhanced sampling method called Adaptive Collective Variables Generator (Adaptive CVgen), which has been ...

The World Health Organization (WHO) warns that air pollution is of great concern and impacts health in many ways. To better the situation, it’s necessary to focus on air quality. However, when ...

An international study published in Nature Water has uncovered wide-spread sewage pollution in urban harbors across five continents. The researchers used molecular techniques on harbor water samples ...

Lancing a finger elicits minimal pain in humans and is applied routinely to obtain small volumes of blood for clinical diagnostics. A modified lancet bleeding method and several blood sampling ...