Biologists Deliberately Hold Back Details on Deadly New Toxin

For the first time in over 40 years, scientists have discovered a new form of the toxin responsible for botulism. But they’re keeping many of the details about it a secret for fear that it could be turned into a deadly bioweapon — prompting some scientists to warn that this action can only hold further research back. » 10/11/13 11:20am 10/11/13 11:20am