La Niña is over, scientists declared Thursday. And while the climate pattern was notably brief and had been waning, scientists said the episode was not as weak as it once seemed. When the planet ...

The short-lived reign of La Niña has come to an end. La Niña – a natural climate pattern that can influence weather worldwide – arrived at the start of this year but had a very short and odd ...

A long-awaited La Niña finally arrived in the Pacific Ocean in January. But less than two months later, the picture is rapidly shifting. The World Meteorological Organization announced Thursday ...