JPL airborne sensor to study 'Rivers in the Sky'

They're called atmospheric rivers - narrow regions in Earth's atmosphere that transport enormous amounts of water vapor across the Pacific or other regions. Aptly nicknamed "rivers in the sky," they can transport enough water ...

Plans percolate to revive some SF native creeks

(AP) -- Riffling through old maps while researching a history project for San Francisco public schools, landscape architect Bonnie Sherk made a discovery: a century ago a creek coursed where two school campuses stand today.

Harbingers of increased Atlantic hurricane activity identified

Reconstructions of past hurricane activity in the Atlantic Ocean indicate that the most active hurricane period in the past was during the "Medieval Climate Anomaly" about a thousand years ago when climate conditions created ...

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