Risk of severe weather increases today across parts of the South. Here's the timing, who might be affected, and where more drought-quenching rain may fall.

Colorado residents shared videos this week of a late-season heavy snowfall reaching over two feet in some places. The heavy snowfall follows what had been the driest winter in 40 years.

New video takes you inside the cruise ship at the center of deadly outbreak of the rare hantavirus. A passenger recorded the deserted decks and rooms that should be filled with people enjoying a cruise that started in Argentina in April and was headed for Antarctica.

May is the most extreme month for tornadoes, with far more tornadoes seen on average compared to any other month. But this spring has already been extremely active in terms of tornadoes, so will May fare any differently? Meteorologist Jennifer Gray breaks down where tornadoes usually are in May and how recent storms compare.

A new study suggests that engineered defenses used to protect some of Louisiana's most vulnerable cities may not be enough. Rising seas, shrinking land and stronger storms could cause communities to relocate sooner than expected.