Multi-year La Niña events—so-called "double-dip" or even "triple-dip" La Niñas—are becoming more common. But why do these events persist for multiple years in the first place?

LITTLE ROCK, Ark. — When it comes to our weather you've probably heard about El Niño or La Niña, but do you know what they really mean? According to The National Oceanic and Atmospheric Administration ...

Global temperatures and rain patterns are affected by a climate phenomenon known as El Niño/La Niña.

Freelance writer Amanda C. Kooser covers gadgets and tech news with a twist for CNET. When not wallowing in weird gear and iPad apps for cats, she can be found tinkering with her 1956 DeSoto.

Climate change may make it harder to predict the most severe of the El Niño and La Niña weather disturbances in the Pacific Ocean. That’s because these events will become less connected with what ...

El Niño is so last season. Federal forecasters say the climate pattern, which brought warmer-than-normal ocean temperatures to the Eastern Pacific — and helped drive global temperatures to new heights ...

WASHINGTON (AP) — After three nasty years, the La Nina weather phenomenon that increases Atlantic hurricane activity and worsens western drought is gone, the National Oceanic and Atmospheric ...