Coming soon: Waterproof magnetic paper?

Thanks to a breakthrough from Italian scientists, your wallpaper might one day be magnetic, and you might even be able to swim with your favorite book

A special protective coating for paper, created by Italian scientists, could help keep old photos from deteriorating from moisture damage.
(Image credit: ITT)

Believe it or not, paper is "the material of the future," says Rebecca J. Rosen at The Atlantic. Scientists from the Italian Institute of Technology have developed a technique that imbues otherwise ordinary sheets of paper with water-repellant properties, potentially meaning no more soggy newspapers delivered to your doorstep. (At least for those of us who still have newspapers delivered.) Here's how they did it:

How can paper be waterproof?

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