Luminous mushrooms

So cool, I want to get some :

Natural :
http://mushroombox.co.uk/index.php?main_page=index&cPath=7
http://www.trendhunter.com/trends/glow-in-the-dark-mushrooms
http://www.springbrook.info/research/luminous_mushrooms.htm

artificial :
http://www.instructables.com/id/Luminous-Mushroom-Night-Light/