Planets existing in the habitable zones of red dwarf stars are probably not capable of supporting life as we know it.
By the time humans set foot on Mars, NASA wants its other craft prepped for an even more arduous mission.
New and emerging technologies could change the way we search for intelligent alien life in space.
A group calling itself Lone Signal plans to use old school space program technology to send messages from people around the world into space.
Given the vastness of the universe, many scientists and great thinkers of our time have said they believe that somewhere out there, there are likely other life forms.