Mercury is released by environmental and human-driven processes. Some forms, specifically methylmercury, are toxic to humans.

One of the most dangerous and toxic today is the Citarum River in Indonesia. What made it this way? How do people live on the banks of this river? What efforts are being made to purify it? Citarum is ...

Scientists have found that a toxic rare earth metal used in MRI scans can generate nanoparticles of the metal in human ...