El Nino-Southern Oscillation (ENSO) is known to have a significant impact on climate across the Pacific, including Hawai'i, and adjacent continents. However, atmospheric scientists have now revealed ...

(Co-operator photo by Shannon VanRaes) CNS Canada — A cold mass of air making its way from the Arctic toward the U.S. has led to some reports of a summer return of the “polar vortex” that sent ...

It didn't — at least for now. What could that mean for this year's hurricane season, and how might long-term climate change affect El Niño and La Niña patterns?

Working Papers describe research in progress by the author(s) and are published to elicit comments and to further debate This paper examines the historical effects of the El Niño-Southern Oscillation ...

"Niñas y niños son el presente de nuestro bello país," she wrote. Here's more about Día del Niño: Need a break? Play the USA TODAY Daily Crossword Puzzle. Día del Niño has grown as an ...

Power blackouts that left millions of people across Spain and Portugal without electricity may have been caused by a bizarre atmospheric phenomenon, though the true cause is yet to be determined.

A groundbreaking new study has challenged a long-standing belief in conservation science, revealing that climate change, intensified by increasingly extreme El Niño events, is the true force ...

Damond Benningfield A somewhat alarming new phrase entered the American lexicon when parts of the United States were plunged into an especially bitter deep freeze in January 2014: “polar vortex.” ...