This week, see how gold is leaking from the planet’s core, watch sharks sharing a communal meal, unearth Egyptian tombs, and ...

Earth's core is rich with gold, and it's leaking out through the mantle and into the crust, new research has found. A new ...

Scientists may now understand why some parts of the planet's crust have much higher concentrations of gold than others do. Gold, as well as other rare metals, can be brought to the surface by ...