Thousands of residents evacuated on Saturday as rains lashed the north of Argentina's Buenos Aires province, a vital agricultural hub, and caused severe flooding.

The Buenos Aires exchange warned however that still-dry farmlands in western areas of Argentina's agricultural region are set to receive little or no rain in the next week. Farmers in Argentina ...

Its center—at least as far as scientists know—has never seen a single drop, which leads us to perhaps an unfamiliar question: What is a rain shadow? This unique ecosystem sits just east of the ...