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SciShow
Something Is Creating and Removing Oxygen on Mars - SciShow News
Oxygen levels in the Martian atmosphere are mysteriously inconsistent, and scientists don’t have a clear explanation for what’s behind the changes. Meanwhile, scientists DO have explanations for the tiger-like stripes on one of Saturn’s...
Curated Video
Earth’s Shifting Landscape
“Earth’s Shifting Landscape” describes the processes of weathering and erosion, with a focus on how both change and create landforms.
PBS
Pbs Learning Media: Plate Tectonics: Lake Mead, Nevada
Using animations to illustrate the theory of plate tectonics, this video segment adapted from Discovering Women takes you to Lake Mead, Nevada, to see visual evidence of how plate movement has been stretching the North American...