Mississippi tornado: At least 25 killed, Biden declares emergency for storm-battered towns
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President Joe Biden issued an emergency declaration for Mississippi early Sunday, making federal funding available to the areas hardest hit Friday night by a deadly tornado that ripped through the Mississippi Delta, one of the poorest regions of the U.S. At least 25 people were killed and dozens of others were injured in Mississippi as the massive storm ripped through several towns on its hour-long path. One man was killed after his trailer home flipped several times in Alabama.

Tornado-spawning storms could get worse as world warms, study finds

The study predicts a nationwide 6.6% increase in supercells and a 25.8% jump in the area and time the strongest supercells twist and tear over land.

Father shields 1-week-old baby as Mississippi tornado destroys home

The father shielded his two children, one of which was one-week-old, as the tornado hit their Winona, Mississippi, home. The father says that this home has been within their family for four decades.

Recovery from deadly Mississippi tornado tough for low-income residents

Mississippi is one of the poorest states in the U.S., and the majority-Black Delta where the massive tornado struck has long been one of the poorest parts of the state.

Bomb cyclone kills at least 5 in California as storm batters state
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Five people were killed in storm-related deaths after wind gusts reached 77 mph in the region. More than a quarter-million people were without power in the state at the height of the storm, with a majority in the Bay Area.

Watch: Bald eagle parents protect their egg during California snowstorm

Named Liberty and Guardian, the bald eagles were filmed shielding their only egg from the elements during the “worst" incubation period in many years.

La Nina is over and El Nino could be on the way, forecasters say

The climate phenomenon is a by-product of a years-long cycle of water temperatures in the tropical Pacific Ocean known as the El Niño-Southern Oscillation (ENSO) and has been in its cool phase for the past three winters -- a rare feat for an event that typically lasts for one winter, maybe two.

Video shows violent eruption of Mexico's Popocatepetl volcano

Video recorded in San Nicolas de los Ranchos, Mexico, showed the exact moment the volcano exploded just after 10:30 p.m. on Friday.

Tacoma shelter prepping as snowfall, freezing temperatures expected this weekend

Snowfall on top of the record low temperatures is a combination that shelter workers fear could be devastating for Pierce County’s estimated 4,300 people living unhoused.