Heavy rain inundated parts of southern Oklahoma Wednesday, leading to deadly flash floods. Two drivers drowned after their vehicles were trapped in floodwaters.

We're watching for early signals ahead of hurricane season to know how much activity is expected this year. Here's how water temperatures might shift activity later this season.

Severe storms caused widespread power outages and damage from Texas into the Northeast on Tuesday.

A skier that thought she was just going to document a thrilling ride down a steep mountain in Val d’Aran, Spain, instead recorded the heart-stopping moment an avalanche engulfed her. See the scary moments and learn how she escaped.

Some hotel guests on a remote Arctic island in the Norwegian archipelago of Svalbard recorded the jaw-dropping moment a man was chased by a polar bear. See how the chase started and you’ll learn why tourists are advised to never travel without a local guide.