The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...
Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...
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Scientists aimed radio dishes at interstellar comet 3I/ATLAS to test for alien signals
Astronomers turned the Allen Telescope Array toward interstellar comet 3I/ATLAS, formally designated C/2025 N1 (ATLAS), ...
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