Stuff a few thousand dots per inch into a color print, and you have yourself a pretty high resolution image that most people would approve of. What if you could stuff 100,000 dots into that same inch?

That’s what researchers were able to do recently in creating the highest-resolution photograph ever printed — and one of the smallest, to boot.
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Want to made giant prints of your tiny phone photos? Instead of doing the enlargement purely with Photoshop, Photojojo suggests using a scanner for high-quality enlarging. Simply resample the small photo at 360dpi, print it out on high quality matte paper, and then re-digitize it using a scanner at 360dpi and the print size you want. It’d be interesting to see a side-by-side comparison of this technique versus simply resizing in Photoshop and printing that image directly.

DIY: Turn Phone Photos into Mural-Sized Prints! [Photojojo]