DNA cassettes and diamonds: How to capture the global torrent of data

Researchers seek higher-density, longer-lasting storage solutions

A DNA cassette tape developed by Chinese researchers could theoretically store 3 billion songs. (Southern University of Science and Technology)

TOKYO -- As artificial intelligence and social media leave the world awash in far too much data to store on current media such as hard drives, scientists are coming up with unconventional methods to preserve information.