Read at least one recent scientific research article per discussion (published within the last two years) that relates to a topic covered in: Rocks: Materials of the Solid Earth.
ACCEPTABLE Reference Sources include scientific journals (Nature, Science, Geology etc…) or scientific magazines (Scientific American, Astronomy, Science News, LiveScience, ScienceDaily, Newscientist etc…). Nature and Scientific American are two of the best sites to use.
DO NOT USE newpaper or television news sites (ABC, BBC, CNN, The Guardian, NY Times, Huffington Post, USA Today etc….), blogs, textbooks, encyclopedias, .org websites, Wikipedia or any non-science type publications.