A somewhat dubious photograph has surfaced online showing two alleged "aliens" on Ilkley Moor.
Astronomers have been quick to point out lately that contact with aliens could lead to our destruction.
A report for NASA has detailed possible scenarios in which Earth could be threatened by hostile aliens.
In a highly controversial story this week it has been claimed that 200 bodies have been found in Africa.
A new book claims that the Roswell Incident had nothing to do with aliens and was actually a Soviet plot.
In the vastness of the cosmos are alien civilizations common or are they few and far between ?
A man caught by police after doing 120mph claimed he was attempting to save his girlfriend from aliens.
A new treaty has been proposed to disallow the use of weapons in space for humans and for aliens.
The former Canadian defence minister claims he's seen UFOs and that aliens have visited Earth.
Scientists have proposed a concept involving the sun that could be used to communicate with aliens.
Many people believe that we are not alone in the universe but if that's the case then where are all the aliens ?
In a bizarre story this week UFO enthusiasts in the Ukraine want to build a memorial to "fallen aliens".
A poll conducted in the UK has revealed that nearly half the population believes alien life exists.
A renowned US Navy commander believes that the Roswell crash might have nothing to do with aliens at all.
Experts have devised a game plan to determine how we should go about first contact with aliens.
SETI have spent years trying to detect signals from another world but could aliens be actually listening to us ?
In a way akin to Twitter aliens could have been sending us short messages for years according to scientists.
Stephen Hawking has used computer technology to bring his concept of what aliens might look like to life.
An experiment using lasers to try and communicate with aliens may account for UFO sightings last month.
Russian politician Kirsan Ilyumzhinov has claimed to have been taken on board a spaceship by aliens in yellow suits.