On Science Geek Tees we have collected thousands of original science t-shirts for geeks, science fans and computer nerds. We've covered STEM (Science, Technology, Engineering, and Mathematics) subjects from astronomy & space to fields in biology, chemistry, physics, and more. We've also got funny geek shirts and a list of famous scientists to add to your t-shirt wardrobe. You'll find lots of great gifts here for your science geek friends and family.

Awesome Science Doesn't Care What You Believe In T-Shirt

Fight back against the war on science with this awesome factual t-shirt that reads simply "SCIENCE Doesn't Care What You Believe In". The bold statement is accompanied by icons of science: an atomic symbol; an erlenmeyer flask; geometry symbolism; and more.  This is a comfortable 100% cotton or...

Love Is Like PI Funny Math Geek T-Shirt

This is a fun graphic t-shirt that mashes up a sentiment of love with the mathematical constant PI. The design includes symbolic elements along with artfully arranged text. The main element of this t-shirt design is the text, which is arranged around a heart that surrounds the symbol...

Funny St. Patrick's Day Geometry T-Shirt

This is a great holiday t-shirt for math geeks to wear on St. Patrick's Day. The graphic design shows a mathematical-style drawing of a lucky shamrock, along with sketch-style text that reads "Happy St. Patrick's Day." This fun St. Patrick's Day - Math mashup t-shirt is a...

Pi Day is Coming! Fun 3.14 T-Shirts For Math Nerds

We celebrate Pi Day each year on March 14, because 3.14 are the first digits in Pi. Pi is a mathematical constant that represents the ratio of a circle's circumference to its diameter. Pi is actually an irrational number, meaning it is an unending, patternless decimal.  Pi is often...

Astronomy & Space T-Shirts
Astronomy & Space T-Shirts - Whether you're an actual astronaut or rocket scientist, or you just love watching NASA TV, here you can find thousands of space-inspired and astronomy t-shirts. Topics...
Biology T-Shirts
Biology T-Shirts - Check out our great selection of unique biology t-shirts! Topics covered include favorites like evolution, zoology and animals, stem cells, dinosaurs, and microbiology. We've also got...
Chemistry T-Shirts
Chemistry T-Shirts - If you're into chemistry (and aren't we all, really?), you will love the unique chemistry t-shirts featured here. We're showcasing the best chemistry tees which include...
Computer and Internet T-Shirts
Computer and Internet T-Shirts - These original internet t-shirts cover as many topics as you'll find on the world wide web! There are awesome t-shirts for hardcore Facebook addicts, Twitter junkies,...
Engineering T-Shirts
Engineering T-Shirts - Lots of science geeks get into various fields of engineering. Here you'll find t-shirts for engineers in a variety of disciplines! We've got nanotechnology t-shirts, robotics...
Mathematics T-Shirts
Mathematics T-Shirts - If you know all about the Golden Ratio, Euler's Forumla, or the Fibonacci Sequence, then you've come to the right place - for awesome math geek...
Physics T-Shirts
Physics T-Shirts - If you can't wait for physics class, have we got some cool t-shirts for you! These original physics t-shirts are perfect for physics teachers and students,...
Famous Scientist T-Shirts
Famous Scientist T-Shirts - You know that science geeks have the very best role models, right?! In this section you'll find a great collection of famous scientist t-shirts inspired by...