Hasta La Gadget!

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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