Energy & Green Tech

Geothermal bubbles up as another way to fight climate change

Geothermal power currently provides only a tiny fraction of the nation's electricity. But as states ramp up their transitions to renewable electricity, some leaders see a big role for geothermal as a stable, renewable power ...

Energy & Green Tech

Hot water wells in Hungary fuel switch from Russian gas

At plants painted with birds and hedgehogs, hot water from deep underground is being channeled to produce energy and heat for thousands of households in Hungary's third largest city Szeged.

Engineering

Exploring explosives for expanding geothermal energy

Why are scientists setting off small-scale explosions inside 1-foot cubes of plexiglass? They're watching how fractures form and grow in a rocklike substance to see if explosives or propellants, similar to jet fuel, can connect ...

Energy & Green Tech

Africa looks to renewables to curb warming, boost economies

From wind farms across the African coastline to geothermal projects in the east African rift valley, a new United Nations climate report on Monday brought the continent's vast clean energy potential into the spotlight. If ...

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