Microbes appear to be dormant in permafrost in a region of Antarctica, which could deal a blow for the search for life in similar regions on Mars.
We're having a hard time finding extraterrestrial life. Does this mean we're the only ones? Or does it mean that all the aliens are dead?
This year has been filled with weird space stories, here are some of our favorites.
A little statistics knowledge suggests we may be way underestimating a typical alien's stature.
Say if Mars had intelligent beings able to talk to us at the same time as we talked to them -- how would that have changed our history?
The SETI Institute has used a powerful radio array to 'listen' to KIC 8462852 -- but no artificial signals have been detected.
Europe's Rosetta mission has found that Comet 67P/Churyumov-Gerasimenko is spewing molecular oxygen into space -- why would this be a bad thing for the hunt for extraterrestrial life?
According to observations by Hubble and Kepler, the universe has only just begun to produce habitable worlds -- what does this mean for the evolution of intelligent life?
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