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 ...

The world’s largest stash of gold isn't at Fort Knox: It's locked away in Earth’s core. Now, new research from Göttingen University in Germany suggests that some gold might be leaking from the core ...

You can't accuse Google of thinking small these days. Having sewn up, upended or merely rejuvenated the markets for Web searching, Web-mail services, digital photography and file searching, it's now ...