Venezuela claims the world’s largest oil reserves, but most of that oil is extra-heavy, expensive to produce, and highly ...

By tracking swarms of very small earthquakes, seismologists are getting a new picture of the complex region where the San ...

Yet much about the landscape under the ice has been uncertain, because ground and air surveys are difficult in the region.

Abandoned oil and gas wells pose environmental and public health risks. For three decades, the state has mismanaged funds earmarked for minimizing the threat.

Scientists are uncovering a hidden and surprisingly complex earthquake zone beneath Northern California by tracking swarms of ...

The United Nations has recognized China-Cambodia joint research in the karst critical zone as a prime example of South-South ...

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...

Countries worldwide have eyes on Greenland for its natural resources, but the island only has one fully operational mine. We ...

Scientists have devised the most detailed map to date of the terrain hidden below the vast ice sheet blanketing Antarctica, ...

The heat produced by the radioactive waste strikes you when you enter the storage site of Ontario Power Generation at the ...

Three of the great tectonic plates that make up the Earth’s crust meet at the Mendocino Triple Junction, off the Humboldt ...

A series of slowly widening fissures in southern Ethiopia once again drew the attention of scientists and authorities to one ...