Team of experts uncovered the well-preserved remains of a woolly mammoth in Siberia; now there are questions about what happens next
Dramatic video captured Thursday showed police officers and neighbors digging to save cousins who had been trapped for hours
Mount Aso, a volcano in southern Japan, erupted Friday, sending ash more than 3,000 feet into the air
Relics of the meltdown: The ruins of the Chernobyl region, as captured by an airborne GoPro
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