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For some reason, people like to call lots of things the "happiness hormone". Serotonin? Happiness hormone! Dopamine? Happiness hormone! Oxytocin? H...

The Doppler effect describes the change in perception and measuring of frequencies, while its sender and recipient either move towards each other, ...

Never try to calculate when drunk!

Water. Without this invigorating liquid, we'd be in trouble. To be more precise, we wouldn't be at all, since we require water to exist. The same g...

Most people probably don't associate hot water, shampoo and invigorating warmth with the term "mathematics" and formulas, graphs, variables and the...

Usually, most of our t-shirts are clearly aimed at people who have already discovered their love for mathematics. But as a true nerd shop, we also ...

This product is only available in German.

This Shirt only makes sense in German. ;)

This Article is only available in German.

A tube made of copper and a small neodymium ball… is all you need to eliminate gravity and to make magneto-dynamics a meditative exercise, in a fas...

Even the youngest among the Pastafarians knows that Charles Darwin fell victim to a divine hoax when he found so-called proof of evolution. As the ...

If you delve deeper into the works of the infamous psychoanalyst Sigmund Freud, you'll start to descend into slightly smutty realms. Suddenly, ciga...

Has your colleague eaten your lunch out of the fridge again? Or has your roommate not cleaned the bathroom or kitchen for a while? It's high time t...

No matter how bad your mood is, a dose of radioactivity is sure to make you glow! This sticker can not only be used as a warning on the nuclear rea...

There are a few things you can't predict: Who dies next on Game of Thrones, the Spanish Inquisition or the element of surprise Ah! This little elem...

Are you under stress and need an extra boost of energy? Then simply press the button to release an extra dose of the stress hormone adrenaline. Of ...

Whether you love physics, enjoy watching The Big Bang Theory or just like the colors: This little atom is just right for you. But please don't try ...

This button shows other people that it is dangerous to come near you. Or that there are things in the bag it adorns that you shouldn't eat...

Some things are simply too complex to ignore. Like the fact that you can't (normally) take a root from a -1. Oh, but they had such a beautiful futu...

Legal doping in button form: Press the button and imagine that the happiness hormone is flooding your body. Guaranteed without side effects ;)

Good jokes are almost as great as fresh cake. If you like both, this button is just the thing. You can also use it to tell everyone about the great...

Sometimes it just doesn't help: you want to change and integrate and in the end nothing changes. With this button you can show your sympathy for po...

It doesn't always have to be a large cattle phi, a herd of small phi can also be very productive. However, it is better not to eat the meat rho...

Even if this button doesn't contain any caffeine, the sight of it will hopefully give you extra energy. Or you can use it as a reminder that you wa...

What's better than a Pi? Eight pi, or more precisely one octopi. This number is exactly eight times more infinite than pi. You don't believe us? Wh...

Named after the most controversial planet in our solar system and part of some of the most destructive inventions in history, plutonium is as inter...

Show the whole world that you can put on a truly radiant smile. Possible side effects include the growth of a third eye, the spontaneous developmen...

The night of the living dead, now with 100% more cats. Schrödinger's cat has illustrated one of the many interesting aspects of quantum physics and...

High blood pressure? Stress? Maybe you just need a little more serotonin. This button is always on hand in an emergency and is able to help through...

Ah! This was the exclamation that slipped out of the scientist's mouth when he discovered this new element. In addition to its constantly changing ...

Sadly, our everyday lives have a lot of potential for negative thoughts. But it’s important we don’t let negative experiences impact our day – if w...

Without natural sciences, we would know next to nothing about the inner workings of the universe and our bodies. If you take a closer look at how c...

Somehow regular jewellers just don't get the tastes of us geeks, right? C'mon, who believes in the lucky power of horseshoes or trefoils or upside-...

Another piece from our own geek jewellery line: the DNA Molecule Earrings. Yay! :)Could you imagine a more personal gift than a small piece of DNA?...

We proudly present our Geek Gems. Finally, us geeks don't need to build our own jewellery from old electronic parts anymore, or wait for a snowflak...