Wow. I just had a conversation about this with my son. He wanted to play a super hero run around the world 3 times in a second. Being a no-fun-dad I tried to ex

Wow. I just had a conversation about this with my son. He wanted to play a super hero run around the world 3 times in a second. Being a no-fun-dad I tried to explain why this is a bad idea. "The atmosphere will be like a stone wall. When you collide with it all kinds of exciting things will happen". I will have to show him this.