地球に接近する小惑星に宇宙機を衝突させ危機回避へ、NASAが実験計画「DART」を発表…2022年に実施へ！
2017/07/03 19:04
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![ファーウェイの無人運転車が不具合で制御不能に。多くの物体や車両に衝突 [662593167]](http://matome-ch.com/image/9/8283619.jpg)
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