This site describes soft gamma repeaters. The author, Robert C. Duncan of the University of Texas at Austin, explains how these strange, physically-extreme stars form, and why they emit steadily pulsating X-rays with...
This activity introduces students to the concepts of the redshift of a receding star. Students will learn about the properties of light, the Doppler effect, and also about Hubble's discovery of the expansion of the...
Save, organize, and share resources that you find.
Subscribe to bulletins
Automatically be notified about new resources that match your interests.
It's easy, fast, and FREE!
Have a favorite applied math or science site you want others to know about?
to add to AMSER