DNA takes notes

Engineers develop a computer memory system based on living cells

By Stephen Ornes, 14:36 PM June 4, 2012




Every electronic gadget needs a good memory. A music player saves songs, albums and playlists. A computer holds schoolwork and programs — and remembers how far a player advanced in her favorite game. Mobile phones recall names, numbers and hundreds of texts.


Now, scientists in California say they’ve come up with a way to turn a living cell into a memory device.


It can store only a tiny bit of information, but it’s a start. In the future, a cell-based gadget might travel through the body an...

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