Dive into the fascinating theory that octopuses might not be from Earth—are they really aliens?.

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

After a decade of bad decisions, Konami has rebounded as a publisher over the past couple of years thanks to games like Metal ...

How would people react if an alien civilization actually made contact with us? Space.com talked to experts, who shared a ...