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Information storage

Prof. Richard Feynman's lecture, "There's a lot of space down there", is encoded on a nanometer "hard drive". Photo: Delft University

The smallest hard drive in the world

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All the movies, photos, emails and other digital data stored on more than 600 smartphones can be stored in the pink drop of DNA at the end of the test tube. [Courtesy: Tara Brown Photography/ University of Washington]

Storage of digital images within DNA and their perfect restoration

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Nanoparticles that respond to a change in acidity have the potential to be used in applications based on exposure to light, for example, erasable and rewriteable paper. Photo: Weizmann Institute

Organize in the dark, disperse in the light

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