A new way of generating energy could potentially power human colonies on Mars, a new study claims. This is thanks to nothing more than dry ice, which is abundant on the red planet, according to recent research. Since man wants to start colonizing the place within the next few decades, we need all the help we can get. This could also have profound implications on planning. For now, we’re only considering... 

In an effort to deter possible “bad weather” the Russian capital city of Moscow cleared the skies of any clouds that may possibly have gotten in the way of their Den’ Goroda (or City Day) festivities. According to Pravda, the city carried out an airborne “attack” on bothersome clouds with 10 aircraft specially equipped to deliver CO2 (in the form of dry ice), liquid nitrogen and a powdered...