James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Colloidal silver is a suspension of tiny particles of silver in a liquid, or sometimes gel. The particles are so small that they can’t be filtered out of the solution; these nanoparticles range from ...

Colloidal silver is a controversial alternative medicine. Advocates claim it may be used to treat a variety of acute and chronic conditions, but there’s no scientific evidence to support these claims.