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A new study casts doubt on life beneath Europa’s ice

Europa’s buried ocean has made it one of the most exciting places to search for life beyond Earth. However, new calculations suggest its seafloor may be calm, cold, and largely inactive, with little energy to support living organisms. Unlike Jupiter’s volcanic moon Io, Europa experiences weaker tidal forces that fail to drive underwater geology. The ocean may exist, but it could be a very quiet place.

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