SciShow
The Mystery Of Earth's Diamond Elevators
Diamonds are cool, but they form really far below the Earth's crust, and the main way they get to the surface(ish) is through rock formations called kimberlites. And these kimberlites are really rare and really weird. So let's talk about...
SciShow
Mars Express: Triumph From Disaster
Mars Express, one of the longest-running planetary probes ever made, was only intended to last for about two Earth years, but it's still going at 17! And it's taught us an unbelievable amount, including everything from studying its...
SciShow
Mars's Surface Is Messed Up | The Martian Dichotomy
Most rocky planets have pretty consistent surface features, with a fairly even mix of mountains and basins in each hemisphere. This is NOT the case on Mars! What do scientists know about this mystery?
Professor Dave Explains
Volcanoes: Formation, Types, and Activity
It's time to talk about everyone's favorite geological feature, volcanoes! What are these things? Why do they erupt? What are the different types of volcanoes? How do they form? What happens to their lava? Let's learn about all of these...
Professor Dave Explains
The Development of Plate Tectonics
A paradigm shift in geology occurred with the development of plate tectonics, a theory which allows us to understand so much regarding what we see and experience on Earth's surface. How did this come to be? Who is Alfred Wegener? Who is...
Getty Images
Mantle Plume.
Cutaway animation of the Earth showing a mantle plume, an upwelling of hot core material (yellow) through the Earths mantle (orange). Such plumes are thought to be the cause of volcanic hotspots, such as that which forms the Hawaiian...
Incorporated Research Institutions for Seismology
Iris: Hotspot Volcanism: Thermal Plume
Animation explores hotspot volcanism and offers a simple illustration of how this results in chains of volcanoes such as the Hawaiian Islands. [2:14]