Quality Imprinted, Science, Astronomy, and Science Humor T-Shirts Since 1981
Principles of Flight T-Shirt
Missing Mars Lander T-Shirt
It’s the mathematician’s equivalent to the tube. Available on Ash.
$25.74 – $26.81
How mathematicians unwind.
Small, Medium, Large, X-Large, XX-Large +$1.00, Youth Small 6-8, Youth Medium 10-12, Youth Large 14-16
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Glow-in-the-dark design uses clusters of celestial objects to illuminate the world’s most renowned physicist.
Featured on the cover of Sidney Harris’s You Want Proof book of science cartoons.
Author and cartoonist Sidney Harris muses that while ostriches can’t fly, they are taking the necessary steps to learn how.
Viking photographs of Mars featuring Olympus Mons, the Great Canal, and the polar ice cap.
Another great medical cartoon from Sidney Harris and Cotton Expressions.
This Sidney Harris Mars Probe cartoon demonstrates that all is fair in love, war, and interplanetary exploration.
Glow-in-the-dark lightning bolts honor a genius whose contributions made today’s electric grid possible.
Front: Black Hole with Schwarzschild’s Radius / Back: Maxwell’s Equations of Light
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