Top 20 Reasons We're Not as Powerful as We Think

Top 20 Reasons We're Not as Powerful as We Think : Discovery News: "Though it may happen only once up to every 100 years, as estimated by the European Space Agency (ESA), the meteor airburst that generated a huge shock wave over the Russian city of Chelyabinsk last week served as an unexpected and explosive reminder of how little control humans have when it comes to our world and our universe."