I doubt nuclear will ever be a safe topic, but they shouldn't shut up. Unless they have committed fraud or great incompetence, they shouldn't shut up. I would

I doubt nuclear will ever be a safe topic, but they shouldn't shut up. Unless they have committed fraud or great incompetence, they shouldn't shut up. I would expect someone to try to duplicate their research. If that is shown to be impossible, then bring the pitchforks. Unless you pick some topic that is considered proven, the mob really isn't going to be an issue.