Polling shows that nearly half of Americans now believe aliens have visited this planet—and that the number who aren't sure ...

Following speculation that comets could have been alien spacecrafts, more and more experts in the field are convinced that ...

With any fandom, there are always specific ideas about how and why things can and should work. That can be true on an individual basis, or a global basis as the fanbase argues about “canon” – what is, ...