IEEE Spectrum

Zap Rocks. Add Water. Get Clean Hydrogen

In a tranquil Boston suburb, on the far edge of a horse farm, where pasture gives way to woods, a crane lowers an enormous electrode into a borehole. The electrode, a half-meter-long cylinder with copper-tipped arms to ensure good contact with the borehole walls, descends—deeper, deeper—through layers of spongy sandstone to the hard, marbled roots of an ancient mountain range hundreds of meters below ground. Here the rock is tight; there are few cracks for water or gases to flow. But that’s abou

By IEEE Spectrum

1 min read
Zap Rocks. Add Water. Get Clean Hydrogen
Zap Rocks. Add Water. Get Clean Hydrogen

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