If you're a space geek like me, who loves staring up at the stars and wondering what's out there, there's always a lingering set of existential questions that will remain unanswered for a long time: ...

Did NASA hide a moon base on the dark side of the Moon? In this space documentary, we explore the theories surrounding ancient aliens and the secrets that may lie hidden in lunar shadows. Join us as ...

They sound like characters from a new Marvel movie, but these “Planetary Defenders” are real-life scientists in Tucson and elsewhere who are working to save the world from a major asteroid impact.