Another from a site I visit daily , This is just a look and read
http://apod.nasa.gov/apod/ap120515.html
Another from a site I visit daily , This is just a look and read
http://apod.nasa.gov/apod/ap120515.html
Whew! What a dry spell. Ever wonder what 60% of the earth's mantle is made of? Breathe (somewhat easy): oxygen.
Am.(Gasp.)
CC, Image editing OK.