Exoplanets like Earth have been discovered but not all Earth-like planets are equal when it comes to alien life.
Scenic Relaxation on MSN
Earth’s secret Mars-like desert
Hidden in the Gobi Desert of Mongolia, these surreal cliffs have an alien feel. Perfectly barren and wind-carved, it’s a ...
A crowd-sourced search for alien intelligence called SETI@Home is in its final stages, analyzing 100 radio signals of ...
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