On Thursday, a team of researchers led by Microsoft announced that they had discovered, and possibly patched, what theyre terming a biological zero day—an unrecognized security hole in a system that protects us from biological threats. The system at risk screens purchases of DNA sequences to determine when someone ordering DNA that encodes a toxin or dangerous virus. But, the researchers argue, it has become increasingly vulnerable to missing a new threat: AI designed toxins. How big of a thr
