同學們是否曾想像在NASA上班會是什麼樣的感覺?本篇內容介紹到NASA總部的行星保護單位-行星保衛組(Planetary Protection)，他們的工作除了讓地球免於外星生物的汙染，同時也保育其他行星免於被地球細菌所傷害。而Cassini衛星為我們示範了經典的例子，在採集完樣本後自行焚毀，這樣不僅可以避免將細菌帶回地球，也可以避免衛星上的細菌對該行星造成傷害，這個概念就和永續發展一樣，別的行星跟地球一樣是物種的家鄉，我們希望在地球上活得長久，相同的別人也是。
Vocabulary:
*Contamination (n.)汙染
*Bacteria (n.)細菌
*Colonize (v.)殖民
Prevent (v.)預防
Let's Read an article - 好文分享:
📚Title: Capturing the sense of touch could upgrade prosthetics and our digital lives
📚Author: ScienceNews
🌍Link:
https://www.sciencenews.org/article/touch-sense-tech-haptics-prosthetics-digital
🎥The Discussion Question from This Episode:
If you are a scientist, in what kind of situations do you think we can use this technology?
✏️Upload Your Worksheet and Share Your Answer With Us:
https://forms.gle/JivpYHt2yL9samQP7
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