Copper-bottomed deposits

The world's most valuable copper deposits, known as porphyry deposits, originate from cooling magma. But how can we predict the size of these deposits? What factors govern the amount of copper present? Researchers at the ...

Magma power for geothermal energy?

When a team of scientists drilling near an Icelandic volcano hit magma in 2009, they had to abandon their planned experiments on geothermal energy. But the mishap could point the way to an alternative source of geothermal ...

New eruption could be looming in Iceland, experts warn

An Icelandic volcano has shown signs it could be about to burst into life, just months after an eruption from another volcano caused Europe's biggest air shutdown since World War II, experts said Monday.

Volcanic 'curtain of fire' sends people fleeing Hawaii homes

The Kilauea volcano sent more lava into Hawaii communities Friday, a day after forcing nearly 1,500 people to flee from their mountainside homes, and authorities detected high levels of sulfur gas that could threaten the ...

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