Some UFO cases remain difficult to explain, but that is only the beginning of the scientific question. The evidence needed to ...

Suppose an alien civilization discovers Earth and decides to investigate. Before it chooses a landing site or considers how ...

Advanced aliens could be chatting with each other using light flashes in plain sight, similar to how fireflies communicate, according to a new study that could lead to new approaches in finding ...

Earth plants could thrive under the light of an alien sun, according to a recent experiment. A team of astrobiologists planted garden cress seeds and cultured dishes of photosynthetic bacteria under ...

Humans might not know of any intelligent beings beyond Earth, but if they exist, they might already know about us. New research shows that radar systems at commercial and military airports are ...

NASA have shed light on a supposed 'alien spacecraft' pictured in one satellite picture, believed by so-called UFO researchers to be around 2.5 metres in length ...