Russian scientists say that within 20 years, we will have made contact with aliens. Keith Olbermann chatted about it with the Franklin Institute's chief astronomer, Derrick Pitts.

Pitts said he's not necessarily buying into the alien prediction, but said that as science develops more information and methods of exploration, figuring out whether alien life exists will be possible.

Watch the clip below, originally aired on Current TV June 28, 2011, embedded courtesy Current.