A poll conducted in the UK has revealed that nearly half the population believes alien life exists.
Astronomers all over the world are focusing their telescopes to try and pick up evidence of alien life.
Taking the idea of panspermia one step further - could dead alien microbes have spread life to the Earth ?
A renowned US Navy commander believes that the Roswell crash might have nothing to do with aliens at all.
Japan's Hayabusa space probe has picked up particles that could contain alien life.
Experts have devised a game plan to determine how we should go about first contact with aliens.
Britain is launching a mission to search for signs of alien micro-organisms in the upper atmosphere.
The UN are appointing an astrophysicist to be the world's representative in the event of alien contact.
The Pope's astronomer has said that he believes intelligent alien life with souls may be living among the stars.
Scientists are hopeful that a space telescope to be launched in 2014 will be able to see oceans on other planets.
SETI have spent years trying to detect signals from another world but could aliens be actually listening to us ?
Astronomer Seth Shostak believes that we should be looking out for signs of an extraterrestrial artificial intelligence.
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.
Zecharia Sitchin has said he's willing to stake his life's writing on the outcome of DNA tests on Sumerian remains.
An experiment using lasers to try and communicate with aliens may account for UFO sightings last month.
A Russian MP has now joined the fray by asking the Russian President to investigate Kirsan Ilyumzhinov's alien claims.
Russian politician Kirsan Ilyumzhinov has claimed to have been taken on board a spaceship by aliens in yellow suits.
Former Canadian defence minister Paul Hellyer is now claiming aliens have been visiting us for decades.
Residents of Denver will vote in August to decide whether to set up a commission to investigate an alien cover-up.