Home pregnancy tests that use colored streaks to indicate positive results may display an evaporation line (evap line). This is a colorless streak that occurs when urine dries on the test strip.

Rising global temperatures are driving the sharp decline in terrestrial water storage. This trend isn’t likely to change, scientists say.

Collaborative Innovation Center of Chemical Science and Engineering (Tianjin), Key Laboratory for Green Chemical Technology of the Ministry of Education, School of Chemical Engineering and Technology, ...

Removing salt (desalination) from seawater and brackish water is seen as one of the ... In recent years, interfacial evaporation systems have emerged as a promising approach. The key component of ...

Seawater is maybe the most abundant resource on Earth ... either through ion membranes or direct evaporation, is a potential solution. The fixed costs of these systems, however, are making the ...

Desalination plants turn seawater into drinking water ... This brine is often stored in large evaporation ponds, injected underground, or dumped into the ocean—methods that take up space ...

Desalination plants, a major and growing source of freshwater in dry regions, could produce less harmful waste using electricity and new membranes.

Rapid evaporation owing to the extreme temperatures may lead to faster plummeting of the water levels. “Usually, every one percentage of the overall stock leads to three days of supply. However, in ...

Membranes packed with charge help overcome the current salinity limit, making it easier to crystallize ocean salts and harvest valuable minerals from ...

The City explained that the principle of fog harvesting is based on the fact that air contains a certain amount of water vapour, originating from ocean evaporation. At higher temperatures ...

The best swimming watches will give you workout tracking, notifications, and more on your wrist, whether you're in the pool or out in open water. As you might expect, key features include a degree ...