1 million viruses that we know absolutely nothing about
One by one, the viruses have slipped from their hiding places in nature to threaten global populations — SARS, MERS, Zika.
In each case, scientists have scrambled to identify the viruses and to develop vaccines or drugs to stop their spread. After each crisis, the assessment has been the same: Countermeasures were not ready in time to help in the containment effort.
"Always too late," said Jonna Mazet, a scientist at the University of California, Davis, who is keen to break the bugs' winning streak. "We need to think about something different."...