Estrogen can harm aquatic plants and animals when passed into waterways via human and agricultural waste streams. Researchers have now developed a new way of removing the hormone from water, however, ...

Generally, rust is thought of as making water dirtier and unhealthy. Now, a new study has found a way to use rust and magnets to clean water. For this, researchers used nanoparticles that they call ...

Pouring flecks of rust into water usually makes it dirtier. But researchers have developed special iron oxide nanoparticles called 'smart rust' that actually makes it cleaner. The magnetic ...