Interesting Engineering on MSN

Impossible to fake? New hydrogel could give every object a unique, unclonable identity

Now, scientists have developed a novel method using a special kind of gel that can act as a unique, unclonable physical ...
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What's Missing From The Picture?

Impossible Staircase in a Viral Photo A viral photo of a seemingly impossible object, such as a staircase that appears to endlessly ascend or descend, has baffled viewers. These impossible objects, ...