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Alien probe or ancient ice? The enigma of 3I/ATLAS

This is not the first time that a comet is accusing it of being a spy. However, 3I/ATLAS, which was introduced on July 1, ...

Caveman aliens? Martian caves could host ancient life

An ancient Martian system of canyons and valleys could be home to archaic life forms, a ground-breaking scientific paper has ...