Former NASA astronaut claims aliens do exist
A former NASA astronaut claims aliens do exist, and that extra-terrestrial contact has been routinely covered up by governments for sixty years.
PTI / London November 05, 2012, 13:25 UFO enthusiasts in the UK have admitted that aliens may not exist after all, citing the declining number of 'flying saucer' sightings and lack of ``compelling evidence'' to prove the existence of extraterrestrial life.