Inside Japan’s Earthquake Simulator
AdultsConstructionCreativityTechnology...This is the world’s largest earthquake simulator, here’s how it works.
Why Hurricane Paths Are Weird
YouthWeatherWorldNatural Disasters...Hurricane path prediction seems straightforward, until it is not.
Monitoring Volcanoes From Space
YouthScienceSpaceTechnology...Satellites play a vital role in monitoring volcanoes from space.
Coastal Geohazards
YouthEnvironmentNatureWorld...Did you know that one geohazard can domino into another, creating a cascade of chaos?
Japan's 2011 Tsunami
YouthHistoryNatureNatural DisastersThe March 11 earthquake and tsunami left more than 28,000 dead or missing. See incredible footage of the tsunami swamping cities and turning buildings into rubble.
How Wildfires Generate "Never-Ending" Storms
AdultsEcologyEnvironmentNature...Under the right conditions, wildfires can form clouds and generate firestorms, which last far longer than normal thunderstorms.
Why are earthquakes so hard to predict?
AdultsEnvironmentNatureScience...Take a look at the theories behind why earthquakes occur, what makes them so hard to predict and the warning system technologies we rely on today.
Most hurricanes that hit the US come from the same exact spot in the world
AdultsEcologyNatureWorld...As Hurricane Irma bears down on the East coast, Floridians may be wondering where all the hurricanes come from, and why they all follow a similar course. In fact, Irma, Harvey, and Jose were all born on the other side of the Atlantic, off the coast of Africa, and the Sahara desert may be to blame.
How do tornadoes form?
AdultsNaturePhysicsScience...Tornadoes are the most violent storms on Earth, with wind velocities that can exceed 200 miles per hour. How do these terrifying cyclones form? Meteorologist James Spann sheds light on the lifespan of tornadoes as they go from supercell thunderstorms to terrible twisters before eventually dissolving back into thin air.
Volcano Eruption
AdultsNatureWorldNatural Disasters...Additional information: Calbuco volcano has 2003 meters height (6572ft). The impressive ashes column you see in the video had a calculated height of 15km (9.3mil), from which you clearly see about 10km (6.2mil) before to get lost inside the atmosphere static zone where the ashes created a huge and dense cloud that now is traveling around the world.
How tsunamis work - Alex Gendler
AdultsNatureWorldScience...The immense swell of a tsunami can grow up to 100 feet, hitting speeds over 500 mph -- a treacherous combination for anyone or anything in its path. Alex Gendler details the causes of these towering terrors and explains how scientists are seeking to reduce their destruction in the future.
Volcano Eruption in Papua New Guinea
AdultsEnvironmentNatureNatural Disasters...Australian tourists Linda and Philip McNamara filmed the eruption of Papua New Guinean volcano, Mount Tavurvur, on August 29. You can literally see the shockwave!
Tornado Crosses Kansas Highway
AdultsNatureWeatherNatural DisastersVideo of a strong tornado crossing State Highway 4, just north of Langley, Kansas, southwest of Salina, Kansas on April 14, 2012. Tim Samaras is a National Geographic Explorer and severe storms researcher.