National Geographic Extreme Caves

I happened to come across these awesome pictures of caves and thought that it would be interesting to share with you.
http://science.nationalgeographic.com/science/photos/extreme-caves-pictures/#/science-extreme-caves-crystal-cave_47788_600x450.jpg

Enjoy!

Congratulations to the new Nobel Prize winners!

The 2013 Nobel Prize winners have been announced!
Check out the website!
http://www.nobelprize.org/