Geothermal Energy

New Geothermal Revolution Coming for Australia?

Efficient large-scale power generation from geothermal and other low-grade heat sources is a step closer with the release of a revolutionary new technology platform. Called GRANEX, the technology delivers higher thermal efficiencies than conventional power plants and increases the amount of electricity that can be generated from low-grade heat sources such as geothermal and industrial waste heat.

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Real Genius: Eight Brilliant Inventors Still in High School

While their peers worry about zits, these rising young stars are designing lunar bioreactors and new cancer drugs. What did you accomplish before turning 18? Meet our eight future Edisons here

Farming for Inventors :  Jon Arvizu
Every year, instead of prepping for prom or hanging out at the mall, thousands of high-school students are busy in labs, basements and classrooms finding fresh solutions to age-old problems. We’ve scoured the country to find the brightest among them, settling on eight teen talents who make Thomas Edison (whose first patented invention didn’t come until the ripe old age of 21) look like a late bloomer.

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Jets of 7200°F Hydrogen Cut Through Granite at 100 Feet per Hour

Tired of wearing out diamond bits when you're drilling miles deep into the earth's crust? Try using a high-velocity flame jet instead

Inspired by designs created by his father decades ago, Jared Potter is building an arsenal of ultra-powerful flame-jet drills. As seen in the NatGeo video above, one prototype directs a jet of burning hydrogen at 3200°F against a slab of solid granite.

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Could Tapping the Planet for Geothermal Energy Cool the Earth’s Core?

Our experts tackle your toughest science questions

Global warming, holes in the ozone layer, and lush golf courses in the desert all reveal mankind’s ability to mess with the planet. But the Earth’s core, protected by an outer core consisting of some 1,000 miles of 8,000˚F liquid metal, appears safe from our meddling.

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