Are we alone in the universe, and if not, why haven’t aliens made contact with us yet? Perhaps they have and we just haven’t been able to detect it. In this week’s episode of Science with Sam we explain why there could be several answers to the question: does alien life really exist?
More Science with Sam:
Why can’t we stay awake indefinitely?
Tags:
More Stories
Citizen scientists help discover more than 1,000 new asteroids
Inca priests used natural antidepressants for nefarious purposes
Former NASA leaders praise Boeing’s willingness to risk commercial crew