For those of us who weren't paying attention, over the last few years, scientists around the world have been one-upping each ...
Imagine trying to design a key for a lock that is constantly changing its shape. That is the exact challenge we face in ...
6don MSN
This QR code is the smallest in the world and can 'only be recognised with an electron microscope'
You don't happen to have a microscopic phone camera yet, do you?
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