Latest / What If: Science, Theory, and Possibilities

What If a Needle Hit You at the Speed of Light?
There's a needle approaching Earth at the speed of light. A needle? Pfft! That's no big deal, right? Well, unfortunately, it's a very big deal. A needle traveling this fast can cause devastating effects on Earth. But why? What kind of destruction could this tiny little needle cause? And in what scenario would this be possible?
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The skinny
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