9
NASA is investigating the possibility of sending a probe to Mars that could directly seek out alien life forms.
14
An extrasolar world 500 light years away could be the most promising place yet to look for alien life.
103
Researchers at Oxford University maintain that we are probably the only intelligent life forms in the universe.
31
A new theory has put forward the possibility that killer robots have wiped out all intelligent alien life.
14
ESA's Trace Gas Orbiter has started its mission to seek out traces of biologically-produced methane on Mars.
14
The European Space Agency's Trace Gas Orbiter will be starting its mission within the next two weeks.
11
A lack of phosphorus in the universe could mean that Earth-type life is a lot rarer than commonly thought.
47
Geomicrobiologist Barry DiGregorio maintains that the Curiosity rover has found evidence of alien life forms.
1
New laboratory experiments have added support to the idea that microbes could be living on Saturn's icy moon.
64
Researchers believe that humanity would be more likely to welcome than fear the discovery of alien life.
9
It is looking increasingly likely that the Trappist-1 system's seven worlds could be home to alien life.
10
Scientists have identified a diverse group of organisms within fossils dating back 3.45 billion years.
11
Scientists believe that interstellar dust streams might be able to transfer organisms between planets.
166
NASA has played down the suggestion that it is on the verge of announcing the discovery of alien life.
166
The hacktivist group has suggested that NASA may be on the verge of making a very important announcement.
16
Scientists believe that these new worlds lie in the 'Goldilocks zone' of their respective solar systems.
2
A new proposal has been put forward to send a spacecraft to look for signs of alien life on Europa.
10
A large terrestrial planet located 40 light years away could be the perfect place to search for ET.
14
The space agency has discovered all the crucial ingredients for life in the oceans of Saturn's icy moon.
29
A new paper has suggested using a lottery and savings bond as a way to fund the search for alien life.