However, he said that he had come through the controversy with his scientific credibility intact.

And yet despite these disasters and lack of scientific credibility, hail cannon have enjoyed something of a modern revival.

It also wanted to give its products added scientific credibility.

They may remain unproven for now, but for those who want to look into the future, they have a good deal more scientific credibility than horoscope charts and tarot cards.

Criteria tend to focus on three key areas scientific credibility, policy/social relevance and practical monitoring and data requirements.