And these days, adverts and videos offering it for sale can be found online. Why has the story of "red mercury" endured? Some people believe it's a magical healing elixir found buried in the ...

Its scientific name is mercury sulfide (HgS). In its pure, manmade form it's known as vermilion, which is a red pigment used in artist's paint. The good news is that we were given a huge chunk of ...