Who hasn't dreamed of discovering a secret, hidden door in a library? If you're particularly handy, you can make those dreams come true with this DIY kit. (And if you do, please share photos with us!)
A feat of human invention and ingenuity in the service of laziness, these spectacles function like a periscope to allow you to watch TV (or read) while lying in bed.
Give your Wunderkammer an element of danger with this sample of uranium ore. The material included in this metal tin is safe to handle if you use common sense (don’t lick it), but is also certified to be measurably radioactive.
Run a magnet over this bottle of ferrofluid, made of nanoparticles of a magnetic iron-containing compound suspended in a liquid medium, and it will burst into spiky shapes.
Our modern life is saturated with marvelous machines, so how about a distinctly non-marvelous one: the Useless Box, which automatically turns itself off every time you turn it on.
Building a curiosity cabinet? Why not start with the tooth of an actual monster? The Megalodon was a super-sized prehistoric shark the size of a luxury yacht. This almost four-inch tooth is a great reminder of the vast variety of nature, and how much of it you wouldn’t want to...
The Stirling engine was invented in 1816 and was meant to rival the steam engine. Nearly 200 years later, it still hasn’t quite made it to ubiquity, but works just fine. This one will get going on just a cup of water, either hot or iced.
A favorite toy of my young nephew, even if he did “accidentally” steer it into a losing battle with a ceiling fan.
Turn any piece of clothing into a space suit with this classic logo patch.
Is it true that NASA spent millions of tax-payer dollars to develop a pen that didn't rely on gravity while their rival Soviets simply used a pencil? No, but it is true that this pen is one handsome and well-designed writing implement.
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