'Do all aliens really need sunlight?' ...

For years, the search for alien life has focused on Earth-like planets orbiting distant stars. But this episode explores a ...

This artistic illustration shows the TRAPPIST-1 red dwarf star system, home to seven Earth-sized exoplanets, several of which lie within the star’s habitable zone. In the foreground is TRAPPIST-1 b, ...

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

There might be many more planets that could be home to aliens than we thought, according to a new study. For years, scientists have searched for life in the “habitable” or “goldilocks” zone – where it ...

Planet Comicon KC is celebrating its 27th year at Bartle Hall, marking its evolution from a small suburban comic book show into the largest event of the year held at the venue.

NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

Humans have wondered for centuries whether we are alone in the universe — and a new study suggests that if alien ...

Stepped-up interest in UFOs also is swirling as the United States heads back toward the moon with Wednesday's launch of ...

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...