“I am a neuroscientist. As a graduate student, after successfully passing my qualifying exam, I celebrated by getting this tattoo. It is the hieroglyphic for the word ‘brain.’ It is the earliest written reference to the brain dating back to the 17th century BC. I am convinced that the brain is the greatest mystery in the universe! “–Jason Trageser

Click here to go to the full Science Tattoo Emporium. 

Originally published February 17, 2008. Copyright 2008 Carl Zimmer.

Esther Kieserman writes: “it is the general formula of an Ester functional group (R-COOH-R). it has R and R’ groups to represent the carbons attached to it on either side. i got it as a “got into grad school” present to myself when i graduated college. i am currently getting my PhD in molecular biology (specifically development) but have a chemistry name so i got this tattoo to represent my love of science.”

Click here to go to the full Science Tattoo Emporium. 

Originally published February 17, 2008. Copyright 2008 Carl Zimmer.