Aliens using 'cosmic Twitter'

外星人曾向人類發(fā)'微博'

Sometimes it seems as if the expansion of the social networking phenomenon knows no bounds. Aliens could have been using cosmic 'tweets' to contact us for decades, scientists claim - but we have been missing them, British media reported Thursday. ET is more likely to be sending out short, directed messages than continuous signals beamed in all directions, experts said. The reason? Because alien civilisations are likely to strive to limit waste and make their signalling technology efficient.

社交網(wǎng)站溝通無國界，甚至可能沒有宇宙的疆界。據(jù)英國媒體22日?qǐng)?bào)道，科學(xué)家宣稱，過去數(shù)十年來，外星人可能一直使用類似宇宙版的推特(Twitter)跟地球人溝通，只不過我們?nèi)己雎粤恕＜冶硎荆庑侨撕苡锌赡軙?huì)采用定向發(fā)送短信的方式，而非漫無目的地發(fā)送連續(xù)信息。那么原因呢？因?yàn)橥庑俏拿骺赡軙?huì)試圖控制浪費(fèi)，并使他們的信息發(fā)送更有效率。

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