Use This Equation to Figure Out If Alien Life Exists

The Drake Equation, developed by astronomer Frank Drake, is an equation that estimates how many alien civilizations might live in our galaxy. But the more we find out about the way of the milky, the less chance alien life exists. Just check out the difference between how much alien life existed before when the Drake… » 8/23/12 10:05pm 8/23/12 10:05pm