Science tattoo idea. I'd probably go with acytlcholine... You know, being a teacher and all...

endorphins chemical formula tattoo - (possibly integrated into my ravens as constellation type things)

40 Genius Science Tattoo Ideas | http://www.barneyfrank.net/genius-science-tattoo-ideas/

40 Genius Science Tattoo Ideas

40 Genius Science Tattoo Ideas | http://www.barneyfrank.net/genius-science-tattoo-ideas/

Einstein and Darwin. | 23 Incredibly Elegant Science Tattoos

Darwin and Einstein tattoo by Deanna Wardin @ Tattoo Boogaloo, Holy Crap. I need THIS Darwin tattoo!

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