Avril Haines spoke out about the possibility of extraterrestrial threats during a recent event.
Scouring the cosmos for evidence of extraterrestrial life is going to be a major priority in the coming decades.
The space agency wants the world to agree on the best way to reveal that alien life has been found.
NASA astrobiologist Lindsay Hays takes a stab at answering one of life's most fundamental questions.
Speaking in a recent interview, the singer claimed that the term 'alien' is offensive to extraterrestrials.
Scientists now believe that the odds of finding alien life in the Milky Way are far higher than anyone had realized.
Science writer Alex Berezow has offered a damning verdict on the odds of us ever meeting ET face-to-face.
A team of scientists has launched a new project with the aim of hunting down alien technosignatures.
Declassified UFO files from Australia make reference to some rather strange extraterrestrial encounters.
Scientists have identified distant star systems from which the Earth could be 'discovered' by intelligent aliens.
The long-awaited report leaves the door open to the possibility that we are being visited by extraterrestrials.
An alleged alien abductee claims that she has fallen head over heels for one of her extraterrestrial abductors.
A group of astronomers have warned of the potential dangers of trying to contact intelligent extraterrestrials.
A single frame from an alien autopsy film released in 1995 is now up for auction with a minimum bid of $1M.
Paula Smith maintains that she has had several dozen close encounters with extraterrestrial visitors.
A philosopher is setting up a library with the goal of encouraging an interstellar cultural exchange with aliens.
A NASA report published in 2018 takes the idea of finding alien 'technosignatures' very seriously indeed.
A NASA philosopher maintains that an ancient extraterrestrial artificial intelligence might already exist.
Veteran astronaut Franklin Story Musgrave saw what he described as 'the snake' during several space missions.
The SpaceX CEO is no stranger to expressing skepticism on the subject of extraterrestrial visitation.