From Borg battles to impossible moral choices, these are the 'Star Trek' episodes that define the hit sci-fi franchise.

The search for extraterrestrial life in this vast universe needs all hands on deck. A crowd-sourced project from UC Berkeley ...

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

Lily Nova said she started taking photos of the night sky out of boredom during the lockdown and made her first sighting in ...