article_snippet.sent: Now, one scientist says this may not be true . '
article_snippet.sent: It doesn't just disappear.'
article_snippet.sent: Such 'correlations' have long been known to exist, but many scientists discounted Such 'correlations' as unimportant in the past. '
article_snippet.sent: Such 'correlations' were often ignored in related calculations since Such 'correlations' were thought to be small and not capable of making a significant difference,' Stojkovic says. '
article_snippet.sent: Our explicit calculations show that though Such 'correlations' start off very small, they grow in time and become large enough to change the outcome.'
highlights_snippet.sent: Comments made by Dr Dejan Stojkovic from the University of Buffalo .
  