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 ...

"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 ...

But for a huge swath of more populated land, from Alberta to Quebec in Canada, and the Pacific Northwest to the Northeast in the U.S., a polar vortex-linked series of frigid blasts await.

What does this have to do with the Stratospheric Polar Vortex? The reasons behind high pressure systems continuously re-establishing themselves close to our shores this spring are complex ...

A pinwheeling section of the polar vortex is clearing customs at the Canadian border, heading for the northern Plains, Midwest, Mid-Atlantic and Northeast U.S. For millions, this may be the ...

IF you are old enough you will most likely remember the 1997-1998 El Niño event. One of the strongest El Niños on record, it brought severe droughts, haze, crop failures, and water rationing.

Data from a polar vortex splitting during 2002’s Southern Hemisphere sudden warming event helps expand models to accommodate spherical cap geometry found in stratospheric polar vortices. Ozone holes ...