Color-Shifting Ferrofluid: Who Needs Aliens?

Color-Shifting Ferrofluid: Who Needs Aliens?

Even though it has many real-world applications—like as a self-sealing lubricant—ferrofluid’s most common use is as one really awesome desktop distraction. But when you’ve seen one black spiky blob, you’ve seen them all. So the creators of the new Fluux LiquiMetal toy have breathed some novelty back into ferrofluid by chemically engineering it to shift colors.

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How To Make a Terrifying, Spinning, Ferrofluid Buzzsaw

How To Make a Terrifying, Spinning, Ferrofluid Buzzsaw

There are almost as many fascinating ferrofluid videos on YouTube as there are clips of kittens being cute. So it’s rare to come across one that offers anything new and interesting. But CrazyRussianHacker has done just that with this simple trick that turns ferrofluid into some kind of nightmarish liquid metal spinning saw blade.

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Ferrofluid Magnetic Display

No matter how old you are, surely the child in you still yearns to play. After all, we learn best when we play, and even in the animal kingdom, basic survival skills are picked up when a litter of puppies or kittens (big cats in the wild, too) play with one another. As for humans, here is one desktop toy that you might want to purchase for yourself or as a gift for a good friend, as the $29.99 Ferrofluid Magnetic Display certainly makes for a decent stress reliever – far better than just squeezing and letting go of a stress ball or to blow right into a paperbag, I say!

Touted to be utterly addictive, you will obviously use magnets provided with the Ferrofluid Magnetic Display to make the fluid “dance”. Hand-crafted in the USA, ferrofluid is actually a kind of colloidal liquid that is made of particles less than 10 nanometers in diameter. Whenever they are subjected to a magnetic field, the nanoparticles will form regular patterns of peaks and valleys, and in the world of electronics, those are are used to form liquid seals in order to prevent debris from getting into a hard drive. Have a good time creating artistic masterpieces for yourself and others to admire during those free moments at the office.

[ Ferrofluid Magnetic Display copyright by Coolest Gadgets ]


Here’s the Best Desk Toy Since Newton’s Cradle [Toys]

Newton’s cradle has enjoyed a fantastic run as the go-to distraction toy in offices around the world. But today it’s officially dethroned by this hypnotic ferrofluid flask that’s basically magnetic magic in a bottle. More »