keywords: extraterrestrial extraterrestrials nobel space hypothetical
text: What Do You Say to An Extraterrestrial? (SPACE.com) SPACE.com - I once thought that worrying about what we should broadcast to extraterrestrials made as much sense as fretting over the small talk I'd venture with King Carl XVI Gustaf if I won the Nobel Prize. I reckoned there was no need to dwell on the problem, as it was both hypothetical and irrelevant.