The search for alien life often sparks the imagination with images of extraterrestrial beings and strange worlds. However, a new theory is shifting the focus—what if life elsewhere in the universe ...
Add Yahoo as a preferred source to see more of our stories on Google. A composite view of Mars taken by the Viking I and II probes. NASA/USGS In September, NASA announced the discovery of a possible ...
Life may not get blasted off any of the known "super-Earth" worlds as readily as it can from our planet, scientists find. The discovery suggests that any intelligent aliens that develop on such ...
A new estimate of the number of habitable planets orbiting the most common type of stars in our galaxy could have huge consequences for the search for life. According to a recent study, tens of ...
Hidden within Cassiopeia A, the youngest known exploded star in our galaxy, astronomers have found surprisingly high levels of chlorine and potassium. These elements carry an odd number of protons in ...
Technosignatures are theoretical signs of technologically advanced alien civilizations, but so far, none of those civilizations have phoned home. Researchers from the Search for ExtraTerrestrial ...
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