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Possible signs of ancient life on Mars are rich in complex carbon

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...
Science Daily

Harvard astrophysicist suggests mysterious interstellar object may be an alien probe

3I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some researchers suggest it could even be alien-made, drawing comparisons to probes ...