What if the data we create daily could fit inside a tiny vial? Scientists are turning DNA into a digital archive, using its four chemical bases to store everything from pixels to letters. It's a long process with many hurdles, so it isn't ideal for our selfies—but for long-term archives, it could preserve our digital history in a way traditional data centers can't. Halley Brown dives into how DNA storage works: https://on.natgeo.com/4mT4YNu | National Geographic