The Harvard astrophysicist has devoted years—and thousands of interviews—to the idea that mysterious objects streaking ...
The Cool Down on MSN
California scientists scanned 3I/ATLAS for alien tech, and found only Earth-based noise
"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...
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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