A new AAA study finds that extreme temperatures significantly impact the performance, efficiency, and operating costs of electric and hybrid vehicles. Cold weather has the largest effect, sharply reducing driving range and increasing energy use, while hot ...

El Niño, a natural warming of Pacific Ocean water, can have a big impact on the world economy, costing trillions of dollars around the globe.

NOAA scientists say the climate pattern is likely to be one of the strongest on record. It could lead to drought, floods, fires, and more. El Niño has officially arrived—and it could become one of the most severe on record,

El Niño is the warm phase of a pattern that develops in the tropical Pacific Ocean, called the El Niño-Southern Oscillation, or ENSO. During El Niño events, weak trade winds ar