When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Gold is a heavy metal and one of Earth's rarer elements, formed in space when neutron stars ...

Gold raises questions about its distribution on our planet. Estimates vary, but one thing is certain: gold is far more abundant in Earth's core than in the crust. According to data compiled by the U.S ...

Gold is a heavy metal and one of Earth's rarer elements, formed in space when neutron stars collide. But just how rare is gold on Earth, and how much of it is there in the world now? To answer these ...