What happens when you fire a rifle or pistol in the air? What goes up, must come down. While a bullet falling from the sky doesn't have the velocity of one right out of the barrel, think about this: Say, "one-thousand-one." That takes about a second, right? In that time, a bullet falling from the sky can travel up to 300 feet. The length of a  football field. And yes, that's fast enough to hit the roof of a house and make it to the living room carpet. Thankfully, it didn't kill anyone. Get the story HERE.