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點樣防止小行星撞地球
2,467,991 views |
Phil Plait |
TEDxBoulder 2011
• September 2011
Read transcript
咩嘢寬六英里而且可以瞬間毀滅文明？係小行星。太空有大把小行星。Phil Plait 用幽默同埋遠見話畀 TEDx 博爾德嘅觀眾知，小行星造成毀滅嘅所有方式，同埋我哋應該點樣做先可以避免佢哋。
science
technology
astronomy
space
dinosaurs
TEDx
asteroid
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