Curated Video
John Wesley Powell: Wild West Explorer
Despite losing an arm in the US Civil War, John Wesley Powell was one of the great explorers of the American West, and made history as the man who mapped the Grand Canyon.
US Geological Survey
U.s. Geological Survey: Earthquakes: Great Circles
An animated illustration explains, in simple terms, the concept of measuring distance using great circles around the Earth.
US Geological Survey
U.s. Geological Survey: Earthquakes: Thrust Fault
Quick, full color animation of a thrust fault, or a high-angle reverse fault.
Other
U.s. Geological Survey: Multimedia Gallery: Video: Grizzly Bear Charges Wolf
An exciting scene plays out as a mother grizzly and her two cubs challenge and charge a wolf in competition for food. [4:30]
US Geological Survey
U.s. Geological Survey: Multimedia Gallery: Video: Desert Tortoises and Survival
A four-part series featuring the endangered Mojave Desert Tortoise and investigating the population decline of this species. [0:30]
US Geological Survey
U.s. Geological Survey: Earthquakes: Foreshocks, Mainshocks, Aftershocks
Animated illustration shows the top and cross-section views of foreshocks that precede an earthquake, the mainshocks, and the aftershocks that follow the quake.
US Geological Survey
U.s. Geological Survey: Earthquakes: Horst & Graben
Brief animated illustration demonstrating the movement of a horst and graben fault during an earthquake.
US Geological Survey
U.s. Geological Survey: Earthquakes: Divergent Boundary
Nice, visual animation showing what happens under the Earth's surface at a divergent boundary.
US Geological Survey
U.s. Geological Survey: Earthquakes: Elastic Rebound
This captioned animation describes the elastic rebound effect, which happens as a result of an earthquake.