From floppy disks to thumb drives, every method of storing data eventually becomes obsolete. What if we could find a way to store all the world's data forever? Bioinformatician Dina Zielinski shares the science behind a solution that's been around for a few billion years: DNA.

The very first hard drive needed a forklift to be moved and stored the equivalent of one MP3 file. A modern drive that weighs a bit more than an iPhone can hold 2 years worth of MP3s. Still, current storage devices can't keep up with humanity's deluge of data. All the world's data could fit in the trunk of a car using nature's oldest storage dev...