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Mysterious Colorado rock formation聽may be result of 'natural fracking'

Earth's oldest rocks hold essential ingredient for life

Chunk of Africa found underneath Southeastern US

Baby volcanic island eats its older neighbor

Iceland's Hekla volcano close to erupting, scientist claims

NASA confirms Curiosity rover found evidence of ancient stream on Mars

Budget cuts pare real-time monitoring of volcanoes

Scientists face four years in prison for failing to predict earthquake

Strange rock from Russia contains 30,000 diamonds

Rare mineral discovered in ancient meteorite impact crater