China is blocking exports of these vital minerals. What makes them so special?

We took a heavy metal rod (a broken half shaft from ... We used mercury to actually extract the gold from the powdered rock. Gold, like most minerals, can be 'dissolved' in mercury to create ...

For example, a group of scientists in London is researching how to mine copper without harming the planet.  As the ...

Metals mostly occur as compounds in rocks and minerals and must be extracted before they can be used. The method used to extract the pure metal depends on its position in the reactivity series.

As an asteroid mining start-up's latest mission goes awry, Josh Sims looks at how close we really are to extracting rare minerals from the many celestial bodies above us.

TAJIMI, Gifu Prefecture—Municipal officials here announced a plan to begin extracting and selling precious metals from cremated human remains starting in the next fiscal year. This initiative ...

Could asteroid mining make the first trillionaire? It sounds like a sci-fi dream: extracting gold, platinum, and rare metals from space rocks and bringing them back to Earth for unlimited wealth.

"For some reason, people think it's OK to go digging up rainforests to get the metals underneath them, yet we're debating whether we should be going to pick up these rocks that sit on the abyssal ...