Some scientists speculate that civilizations destroy the conditions for their own survival. If they are right, an enduring silence may be the real message from other parts of the universe.
Does what should be deeply disturbing, even apocalyptically terrifying, in the present moment strike many of us as the equivalent of so many movie-made terrors -- shivers and fears produced in a world so far beyond us that we can do nothing about them?
Newly released top-secret files reveal that Britain’s Ministry of Defense took seriously the possibility of alien contact and assigned “UFO desk officers” the task of monitoring potential threats from outer space.
A look at the day's political happenings, including the SCOTUS health care decision countdown and Sen. Rand Paul wading into the personhood debate.
The Allen Telescope Array in Northern California was shut down due to government budget cuts, but more than 2,400 donors, including "Contact" star Jodie Foster, gave enough money to keep the Search for Extraterrestrial Intelligence Institute-run facility open a little longer. (more)
"Assuming that aliens have been monitoring Earth for the past month in preparation for an invasion, they've probably figured out it's no longer worth the trip," Dr. Hawking said.
The famed physicist is certain that there is alien life, but he's not convinced we would get Alf: "If aliens ever visit us, I think the outcome would be much as when Christopher Columbus first landed in America, which didn’t turn out very well for the Native Americans."