Here a two photos from some red rock areas in northern Arizona in February. The striking layer of red rock is a reddish sandstone. These formations are amazing with the many layers and textures among them.


This rock looks like different plates stuck together from different eras of time. Then something rose up against it and broke it into various pieces.  “Carl Sagan spoke fluently between biology and geology and astrophysics and physics. If you move fluently across those boundaries, you realize that science is everywhere; science is not something you… Read More ROCK FORMATION