A team of researchers developed an accessible, handheld water-testing system that was tested through a citizen science ...

A new study reveals that the aerobic nitrogen cycle in the ocean may have occurred about 100 million years before oxygen began to significantly accumulate in the atmosphere, based on nitrogen isotope ...

Lead contamination in municipal water sources is a consistent threat to public health. Ingesting even tiny amounts of lead ...

Marine life plays a pivotal role in Earth's carbon cycle. Phytoplankton at the base of the aquatic food web take up carbon ...

Algae bloom levels significantly affect the amount of dissolved oxygen (DO) in a certain body of water. The amount of DO level indicates if the oxygen in the water is enough to provide and support the ...

The disease responsible for mass salmon deaths in Hobart waterways is not being blamed for a separate incident of fish deaths ...

Ahmedabad: An engineer at a water purification company filed a police complaint on Sunday after two high-value sensors worth ...

Scientists have detected oxygen in a galaxy so distant that its light traveled ... Experts also note that each new detection highlights the advantage of combining data from tools that specialize in ...

State Key Laboratory of Electroanalytical Chemistry, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, 5625 Renmin Street, Changchun 130022, China School of Applied Chemistry and ...

Figure 1: Amperometric sensors measure specific chemical species, such as dissolved oxygen, by monitoring current flow from electron transfer between the process fluid and sensor components across a ...

This site displays a prototype of a “Web 2.0” version of the daily Federal Register. It is not an official legal edition of the Federal Register, and does not replace the official print version or the ...