While not an outbreak, more severe weather is possible over the next few days in parts of the South. Here's the timing, who might be affected, and where more drought-quenching rain may fall.

One of the world’s most populated urban cities is sinking so fast that it can be spotted from space. And it's probably not the city you'd imagine.

A cruise ship with 147 people aboard is waiting for help off the coast of Cape Verde after a suspected outbreak of the rare hantavirus.

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.

A powerful thunderstorm over Wichita, Kansas, unleashed lightning so intense it was captured from space. Seen from the International Space Station, the flashes reveal just how far-reaching severe storms can be, even beyond our atmosphere.