New Video Seen in New Zealand Court of Volcano Eruption That Killed 22

What Survival Means for Woman Who Lost Husband and Kids in Tornado

Tsunami Advisory Issued for US West Coast and Alaska Following Underwater Volcanic Eruption

Climate Change Is Causing Europe's Largest Glacier Mass to Rapidly Melt

Those Who Were Lost to Midwest Tornadoes: 'God This Doesn't Seem Real,' Says Dad of 2-Month Old Baby Who Died

At Least 70 Dead After Tornadoes Rip Through 6 States

The Cumbre Vieja Volcano in Spain Has Been Erupting for Over 70 Days and Is Showing No Signs of Slowing Down