Serotonin and Dopamine: Technically the only two things you enjoy (the t-shirt)

For the neuroscientist.

From Toothpaste for Dinner.

Hirsute (as in pertaining to hair) history of science.

That’s it… I need a radical change in hairstyle.


This chemistry pun is so bad, it’s good…

Get it?

Scientific method for ten year olds.

(Click on image for larger version)

From sheldoncomics.com.