Rare Gas Discovery Solved Southern Africa’s Soaring Sites Mystery

The discovery of gasses emitted from deep below the surface of the Earth may help explain the strange landscape of Southern Africa, suggests a study. Scientists have long been confused about why places like the Highveld region of South Africa are so high and flat, with surprisingly hot rocks below the surface.

Geologists have discovered that carbon-rich gasses bubbling through natural springs in South Africa come from a dry, treacle-....