Scientists Hid Secret Messages Inside Living Cells
scratch the surface: to deal with only a small part of something, without going deeper
In 2007, geneticist Craig Venter became the first person to build a synthetic living cell. But he also hid something inside it. He translated his name and a few famous quotes into DNA code and placed them inside the cell’s genes. It was a secret message written in the language of life itself.
Around the same time, Japanese scientists encoded Einstein’s famous equation, E=mc2, into the DNA of a living bacterium. They wanted to show that DNA could carry information for thousands of years without losing it.
Back then, these experiments only scratched the surface of what was possible. Today, the technology has gone much further. In 2025, a company called Atlas announced it could store 13 terabytes of data in a single drop of water using DNA. Their larger device holds 660,000 movies in a box the size of a shoe box. It is not available yet, but the company plans to sell it to film studios and government agencies who need to store data for centuries.
Why does this matter? Because DNA lasts. A hard drive might last ten or twenty years if you’re lucky. DNA from Greenland ice is still readable after two million years. No power needed. No maintenance. Just chemistry.
We created digital technology to save our memories. But the best storage system was inside us all along.
Sample sentences
I studied Spanish for a year, but I feel like I’ve only scratched the surface of the language.
A: How was the museum? B: Amazing. We were there for three hours and barely scratched the surface.
After reading one book about the ocean, I realized I had only scratched the surface of how strange deep-sea life really is.
Read More
Scientists hide secret messages in living organisms (The Guardian)
DNA provides a solution to our enormous data storage problem (Phys.org)
Atlas Data Storage: 13TB in a Drop by 2026 (TechRadar)