University of Iowa
University of Iowa: Small Comets
This site provides extensive information on the controversial theory that there are millions of small comets which continually burn up yearly in the earth's atmosphere.
Other
Space Weather Center: Our Protective Shield
The Earth's magnetosphere helps shield us from cosmic and solar radiation. This segment offers a great explanation of this abstract concept along with numerous images and diagrams. An interactive game is provided as well.
Curated OER
Aurora
The Earth's magnetosphere helps shield us from cosmic and solar radiation. This segment offers a great explanation of this abstract concept along with numerous images and diagrams. An interactive game is provided as well.