Nikola Tesla Inventions Graphic T-Shirt

This funny graphic shirt for physics and science geeks takes on the optimism versus pessimism trope of a glass being half full or half empty. Technically, the glass is completely full, whether it's mostly water or not, there's something else in there: air.  This simple white graphic t-shirt...

This diagram, the Bloch sphere, was named after the Swiss physicist Felix Bloch. It is a geometric representation of the pure state of space of a single qubit, used in quantum mechanics and computing.  I have no idea if any of that made sense, but this simple...

On this day in 1969, NASA launched Apollo 10 -- the final test flight before the historic flight of Apollo 11 to put the first men on the moon. The flight had astronauts Thomas P. Stafford, John Young, and Eugene Cernan performing the final tests before the lunar...

Get ready for the spooky and cooler seasons with a funny math-inspired holiday shirt. This simple design features a cartoon pumpkin icon in orange with a cut-out Pi symbol taken out of the middle. The implication? Pumpkin pie, of course! This fun tee is perfect for Halloween,...