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人們不是每天都有機會脫離軀殼,再拿菜刀往自己胸前猛刺。

但對瑞典神經科學家埃爾生(Henrik Ehrsson)而言,這種體驗在實驗室裡屢見不鮮,他利用幻覺探索、描繪與排除人們的自我意識,今天只用一架攝影機、一副目鏡與兩根棒子,他就讓我相信自己漂浮在身體後方幾公尺之外,看著刀子插進自己虛擬的胸膛,不禁感到害怕。指尖兩個電極記錄皮膚自動滲出的汗,一旁的電腦則將暴增的恐懼感繪製在圖表上。

(文載於知識通訊評論第111期)

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Written by Leonard Chien

January 1, 2012 at 12:57 pm

Posted in 知識通訊評論

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