Ash: A Volcano's Legacy
Volcanic ash is a volcano's legacy and can lower the temperature of the entire earth.
Most Watched in Natural Disasters
Storm Chasers: Tornado Aftermath
The Storm Chasers survey the devastation wrought by the EF5 tornado that hit Greensburg, Kansas. Witness the impact of nature's fury in this video from the Discovery Channel.
What are the odds a Tsunami will hit the United States?
Assignment Discovery: First Waves of 2004 Tsunami
The dramatic withdrawal of the sea from the shoreline is a warning that a tsunami is on the way. Learn more about the first waves of the 2004 tsunami on Discovery Channel's "Assignment Discovery."
Tornadoes and the Human Skeleton
Check out this footage to learn exactly what happens to the human body when exposed to the rigors of a tornado. Check out this clip for a close-up look at human anatomy.
How Wildfires Work
How do wildfires work? Find out about wildfires in this HowStuffWorks video.
Understanding: Uses of Fire Today
On the Learning Channel's "Understanding," learn about the many uses of fire in today's modern world. Plus fire substitute products such as incense, remote starters and digitized sound are explained.
MythBusters: Myth Revolution
Jamie, from Discovery Channel's MythBusters, volunteers to be buried alive to test the myth that a dog can really find an avalanche victim.
How Floods Work
How do floods work? Find out more about floods in this HowStuffWorks video.
Recent Videos in Natural Disasters
Watch as these survivors recount their experiences from the 2011 tornado rampage.
Earth: Dramatic Flood Rescue Explained
The daring rescue of an elderly woman from a flooded river in Missouri is caught on video. Jorge Ribas interviews one of the Missouri National Guard citizen-soldiers to get the details of the mission.
MegaQuake: Is the United States Next?
Three hotspots within the "Ring of Fire" have blown in the past year. Therefore, is the fault line off the west coast of the United States next in line to reach it's breaking point?
MegaQuake: Lurking Disaster
What is seemingly a normal day in Japan, is about to turn into one of the most deadly nightmares ever recorded in earthquake history.
MegaQuake: Nuclear Catastrophe
The massive earthquake, followed by a devastating tsunami, have joined forces to cause yet another catastrophe in Japan, a nuclear melt down.
MegaQuake: Overpowering Tsunami
The aftermath of the megaquake off Japan's coast caused the formation of a tsunami, which swept ocean water across the continent, 6 miles onto shore before coming to a hault.
MythBusters: Tory Belleci in Haiti
Tory Belleci takes you inside the orphanage he visited while volunteering in post-earthquake Haiti during his break from filming MythBusters.