Science Fiction often shows us aliens and human living among one another in space, but how realistic are such portrayals and what sort of accommodation would extraterrestrials need for their ...

Investigating why aliens might communicate can also help scientists consider why humans, and the other animals on Earth, keep speaking to one another. But that’s a difficult line of inquiry ...

Aliens are out there but we just can't talk ... but evolving intelligent life (like humans) may be much rarer. "My bet is that life is common, but intelligent life may be rare," Kipping explained ...