Far beneath the Atlantic Ocean, about 1,000 kilometers off Portugal’s coast, lies a colossal underwater canyon system that ...
A Martian volcano once thought to be the result of a single eruption turns out to have a much more complex past. Orbital imaging and mineral data show it developed through multiple eruptive phases, ...
Africa's ground is shifting. Tectonic forces are tearing the continent apart along the East African Rift. Satellites and GPS show this separation is happening now, widening by millimetres annually.
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