When mud, fluids and gases erupt at the Earth’s surface, they hint at what’s happening underground, allowing scientists to build a more comprehensive 3D view of what’s going on inside our planet.

If we want to limit global warming to below 2°C, most of our untapped fossil fuel reserves need to be kept in the ground.

Republicans and Democrats take sharply different positions on managing US public lands, but there's solid consensus on some issues.

The Trump administration is opening the Arctic National Wildlife Refuge to oil and gas leasing – a step that's as much about politics as it is about energy.