The current search for alien life is biased toward looking for green pigments, primarily because of limited measurements of organisms of other colors including purple, Coelho and her team argue.

The first sign of possible extraterrestrials detected in the cosmos didn't come in the form of little green aliens flying around in saucer-shaped spacecraft.. In fact, the life that could be ...

Pop Culture And The Alien Archetype. The 20th century saw an explosion of science fiction in literature, film, and television, cementing the green-skinned alien as a cultural mainstay.

No little green aliens. Just a radio message that we’re not alone. First Contact: An Alien Encounter. Wednesday, 9 p.m., PBS. More Television Reviews ...

In the search for extraterrestrial life, we are the real aliens. Jaime Green’s ‘The Possibility of Life’ teaches us that when we look beyond Earth, we are ultimately looking back at ourselves.