Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...
Space on MSNOpinion
How astronomers plan to detect the signatures of alien life in the atmospheres of distant planets
Astonishingly, we can identify molecules present in the atmospheres of exoplanets.
Earthquake sensors can detect sonic booms generated by reentering space debris to help track the potentially dangerous ...
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