For decades, scientists have tried to turn the question of alien life from late-night speculation into something you can ...

Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.

A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Planet Aion offers a stunning vision of life beyond Earth, blending imagination with scientific principles. From alien flora ...

A Falcon 9 rocket carrying about 40 payloads, including NASA's Pandora exoplanet satellite, launched from California's ...

While late M-stars are the easiest places to find Earth-sized planets, a new study suggests they are biological dead ends where animal life may never find enough fuel to evolve.

A new paper posits that advanced alien civilizations may communicate through subtle flashes, like fireflies do on Earth. The ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

Humans have long imagined life on Mars, but what if the red planet actually delivered life to Earth in the first place?