It may be possible to detect signs of extraterrestrial life on a distant world by picking up its biofluorescence.
Amusing archive footage has highlighted how attitudes on the topic of alien life have changed over the years.
A plan to send thousands of people through the gates of Area 51 seems to have turned into a music festival.
A recent incident at a dentist's office saw a woman insist that her dental filling was sending radio signals to ET.
The Presidential candidate has promised to release any information about aliens if he is elected in 2020.
A woman in China recently came across this strange spider which has what looks like a face on its back.
Former CIA operative Darrel Sims maintains that attempting to contact intelligent aliens is a very bad idea.
One Bali resident got the fright of his life when he discovered this strange critter on the ceiling of his home.
Researchers want to ascertain the public's views on how humanity should respond to first contact with aliens.
The Mississippi town of Pascagoula has placed a marker next to the river where two men were abducted by aliens.
In the United States, there are almost as many believers in intelligent alien life as there are believers in God.
Oxford academic Dr Young-hae Chi claims that humanity has been having some very close encounters indeed.
Scientists have discovered a grain of dust left over from a stellar explosion that predated our solar system.
Researchers have captured footage of a remarkable, previously unseen type of jellyfish deep beneath the sea.
The tongue-in-cheek policy is designed to ensure peace of mind for those concerned about being 'taken'.
A recent NASA rocket launch produced a strange and rather spectacular light show in the skies over Norway.
Three witnesses claim to have seen a UFO on the night of one of the world's most famous abduction cases.
The Raelian Movement has been asking countries to host an embassy for welcoming extraterrestrials to Earth.
In a recent speech, Lech Walesa made some rather 'out there' comments about extraterrestrial visitors.
An international group of scientists met in Paris last week to discuss why we have yet to encounter alien life.