A volcanic medley near Mammoth Lakes

Take a tour through volcanic history on the edge of the Sierra Nevada near Mammoth Lakes, California. Between the tall granite peaks to the west and the Basin and Range province to the east, overlapping volcanic complexes ...

Origins of Earth's most powerful ocean current revealed

It transports far more than 100 times as much water as all of the Earth's rivers combined: The Antarctic Circumpolar Current rushes around the southern continent unhindered by land masses and is therefore a fundamental component ...

'Switch' behind flash drought in Puerto Rico uncovered

In Puerto Rico, drought doesn't always arrive slowly. Sometimes, it appears in days. That speed can leave producers scrambling, reservoirs dropping, and communities facing water restrictions before they can react. In a place ...

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