Fear of the ‘others’ has been a feeling common of many populations in the whole history of mankind, which still survives today. Yet, when this elementary feeling has been overcome, the interactions among different experiences and cultures have been critical for progress. This is true especially now, when these interactions are more peaceful than in the past. The role of a common science initiative could be highly important in to promote positive interactions, inducing better reciprocal knowledge and understanding, reinforcing the scientific and the international whole prestige of populations, together with the self-confidence and the impact of individual participants.